20051496660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{3217}}^1$

素因数の和:3434

約数の個数: 192

約数和(自身を含む): 61942535424

約数和(自身を除く): 41891038764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 61, 65, 78, 122, 130, 131, 156, 183, 195, 244, 260, 262, 305, 366, 390, 393, 524, 610, 655, 732, 780, 786, 793, 915, 1220, 1310, 1572, 1586, 1703, 1830, 1965, 2379, 2620, 3172, 3217, 3406, 3660, 3930, 3965, 4758, 5109, 6434, 6812, 7860, 7930, 7991, 8515, 9516, 9651, 10218, 11895, 12868, 15860, 15982, 16085, 17030, 19302, 20436, 23790, 23973, 25545, 31964, 32170, 34060, 38604, 39955, 41821, 47580, 47946, 48255, 51090, 64340, 79910, 83642, 95892, 96510, 102180, 103883, 119865, 125463, 159820, 167284, 193020, 196237, 207766, 209105, 239730, 250926, 311649, 392474, 415532, 418210, 421427, 479460, 501852, 519415, 588711, 623298, 627315, 784948, 836420, 842854, 981185, 1038830, 1177422, 1246596, 1254630, 1264281, 1558245, 1685708, 1962370, 2077660, 2107135, 2354844, 2509260, 2528562, 2551081, 2943555, 3116490, 3924740, 4214270, 5057124, 5102162, 5478551, 5887110, 6232980, 6321405, 7653243, 8428540, 10204324, 10957102, 11774220, 12642810, 12755405, 15306486, 16435653, 21914204, 25285620, 25510810, 25707047, 27392755, 30612972, 32871306, 38266215, 51021620, 51414094, 54785510, 65742612, 76532430, 77121141, 82178265, 102828188, 109571020, 128535235, 153064860, 154242282, 164356530, 257070470, 308484564, 328713060, 334191611, 385605705, 514140940, 668383222, 771211410, 1002574833, 1336766444, 1542422820, 1670958055, 2005149666, 3341916110, 4010299332, 5012874165, 6683832220, 10025748330, 20051496660]

約数ペア:

[(1, 20051496660), (2, 10025748330), (3, 6683832220), (4, 5012874165), (5, 4010299332), (6, 3341916110), (10, 2005149666), (12, 1670958055), (13, 1542422820), (15, 1336766444), (20, 1002574833), (26, 771211410), (30, 668383222), (39, 514140940), (52, 385605705), (60, 334191611), (61, 328713060), (65, 308484564), (78, 257070470), (122, 164356530), (130, 154242282), (131, 153064860), (156, 128535235), (183, 109571020), (195, 102828188), (244, 82178265), (260, 77121141), (262, 76532430), (305, 65742612), (366, 54785510), (390, 51414094), (393, 51021620), (524, 38266215), (610, 32871306), (655, 30612972), (732, 27392755), (780, 25707047), (786, 25510810), (793, 25285620), (915, 21914204), (1220, 16435653), (1310, 15306486), (1572, 12755405), (1586, 12642810), (1703, 11774220), (1830, 10957102), (1965, 10204324), (2379, 8428540), (2620, 7653243), (3172, 6321405), (3217, 6232980), (3406, 5887110), (3660, 5478551), (3930, 5102162), (3965, 5057124), (4758, 4214270), (5109, 3924740), (6434, 3116490), (6812, 2943555), (7860, 2551081), (7930, 2528562), (7991, 2509260), (8515, 2354844), (9516, 2107135), (9651, 2077660), (10218, 1962370), (11895, 1685708), (12868, 1558245), (15860, 1264281), (15982, 1254630), (16085, 1246596), (17030, 1177422), (19302, 1038830), (20436, 981185), (23790, 842854), (23973, 836420), (25545, 784948), (31964, 627315), (32170, 623298), (34060, 588711), (38604, 519415), (39955, 501852), (41821, 479460), (47580, 421427), (47946, 418210), (48255, 415532), (51090, 392474), (64340, 311649), (79910, 250926), (83642, 239730), (95892, 209105), (96510, 207766), (102180, 196237), (103883, 193020), (119865, 167284), (125463, 159820)]