20470294480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{10103}}^1$

素因数の和:10209

約数の個数: 160

約数和(自身を含む): 52922327040

約数和(自身を除く): 32452032560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 43, 62, 76, 80, 86, 95, 124, 152, 155, 172, 190, 215, 248, 304, 310, 344, 380, 430, 496, 589, 620, 688, 760, 817, 860, 1178, 1240, 1333, 1520, 1634, 1720, 2356, 2480, 2666, 2945, 3268, 3440, 4085, 4712, 5332, 5890, 6536, 6665, 8170, 9424, 10103, 10664, 11780, 13072, 13330, 16340, 20206, 21328, 23560, 25327, 26660, 32680, 40412, 47120, 50515, 50654, 53320, 65360, 80824, 101030, 101308, 106640, 126635, 161648, 191957, 202060, 202616, 253270, 313193, 383914, 404120, 405232, 434429, 506540, 626386, 767828, 808240, 868858, 959785, 1013080, 1252772, 1535656, 1565965, 1737716, 1919570, 2026160, 2172145, 2505544, 3071312, 3131930, 3475432, 3839140, 4344290, 5011088, 5950667, 6263860, 6950864, 7678280, 8254151, 8688580, 11901334, 12527720, 13467299, 15356560, 16508302, 17377160, 23802668, 25055440, 26934598, 29753335, 33016604, 34754320, 41270755, 47605336, 53869196, 59506670, 66033208, 67336495, 82541510, 95210672, 107738392, 119013340, 132066416, 134672990, 165083020, 215476784, 238026680, 255878681, 269345980, 330166040, 476053360, 511757362, 538691960, 660332080, 1023514724, 1077383920, 1279393405, 2047029448, 2558786810, 4094058896, 5117573620, 10235147240, 20470294480]

約数ペア:

[(1, 20470294480), (2, 10235147240), (4, 5117573620), (5, 4094058896), (8, 2558786810), (10, 2047029448), (16, 1279393405), (19, 1077383920), (20, 1023514724), (31, 660332080), (38, 538691960), (40, 511757362), (43, 476053360), (62, 330166040), (76, 269345980), (80, 255878681), (86, 238026680), (95, 215476784), (124, 165083020), (152, 134672990), (155, 132066416), (172, 119013340), (190, 107738392), (215, 95210672), (248, 82541510), (304, 67336495), (310, 66033208), (344, 59506670), (380, 53869196), (430, 47605336), (496, 41270755), (589, 34754320), (620, 33016604), (688, 29753335), (760, 26934598), (817, 25055440), (860, 23802668), (1178, 17377160), (1240, 16508302), (1333, 15356560), (1520, 13467299), (1634, 12527720), (1720, 11901334), (2356, 8688580), (2480, 8254151), (2666, 7678280), (2945, 6950864), (3268, 6263860), (3440, 5950667), (4085, 5011088), (4712, 4344290), (5332, 3839140), (5890, 3475432), (6536, 3131930), (6665, 3071312), (8170, 2505544), (9424, 2172145), (10103, 2026160), (10664, 1919570), (11780, 1737716), (13072, 1565965), (13330, 1535656), (16340, 1252772), (20206, 1013080), (21328, 959785), (23560, 868858), (25327, 808240), (26660, 767828), (32680, 626386), (40412, 506540), (47120, 434429), (50515, 405232), (50654, 404120), (53320, 383914), (65360, 313193), (80824, 253270), (101030, 202616), (101308, 202060), (106640, 191957), (126635, 161648)]