20614843760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{16267}}^1$

素因数の和:16391

約数の個数: 160

約数和(自身を含む): 57321664512

約数和(自身を除く): 36706820752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 73, 80, 112, 124, 140, 146, 155, 217, 248, 280, 292, 310, 365, 434, 496, 511, 560, 584, 620, 730, 868, 1022, 1085, 1168, 1240, 1460, 1736, 2044, 2170, 2263, 2480, 2555, 2920, 3472, 4088, 4340, 4526, 5110, 5840, 8176, 8680, 9052, 10220, 11315, 15841, 16267, 17360, 18104, 20440, 22630, 31682, 32534, 36208, 40880, 45260, 63364, 65068, 79205, 81335, 90520, 113869, 126728, 130136, 158410, 162670, 181040, 227738, 253456, 260272, 316820, 325340, 455476, 504277, 569345, 633640, 650680, 910952, 1008554, 1138690, 1187491, 1267280, 1301360, 1821904, 2017108, 2277380, 2374982, 2521385, 3529939, 4034216, 4554760, 4749964, 5042770, 5937455, 7059878, 8068432, 8312437, 9109520, 9499928, 10085540, 11874910, 14119756, 16624874, 17649695, 18999856, 20171080, 23749820, 28239512, 33249748, 35299390, 36812221, 40342160, 41562185, 47499640, 56479024, 66499496, 70598780, 73624442, 83124370, 94999280, 132998992, 141197560, 147248884, 166248740, 184061105, 257685547, 282395120, 294497768, 332497480, 368122210, 515371094, 588995536, 664994960, 736244420, 1030742188, 1288427735, 1472488840, 2061484376, 2576855470, 2944977680, 4122968752, 5153710940, 10307421880, 20614843760]

約数ペア:

[(1, 20614843760), (2, 10307421880), (4, 5153710940), (5, 4122968752), (7, 2944977680), (8, 2576855470), (10, 2061484376), (14, 1472488840), (16, 1288427735), (20, 1030742188), (28, 736244420), (31, 664994960), (35, 588995536), (40, 515371094), (56, 368122210), (62, 332497480), (70, 294497768), (73, 282395120), (80, 257685547), (112, 184061105), (124, 166248740), (140, 147248884), (146, 141197560), (155, 132998992), (217, 94999280), (248, 83124370), (280, 73624442), (292, 70598780), (310, 66499496), (365, 56479024), (434, 47499640), (496, 41562185), (511, 40342160), (560, 36812221), (584, 35299390), (620, 33249748), (730, 28239512), (868, 23749820), (1022, 20171080), (1085, 18999856), (1168, 17649695), (1240, 16624874), (1460, 14119756), (1736, 11874910), (2044, 10085540), (2170, 9499928), (2263, 9109520), (2480, 8312437), (2555, 8068432), (2920, 7059878), (3472, 5937455), (4088, 5042770), (4340, 4749964), (4526, 4554760), (5110, 4034216), (5840, 3529939), (8176, 2521385), (8680, 2374982), (9052, 2277380), (10220, 2017108), (11315, 1821904), (15841, 1301360), (16267, 1267280), (17360, 1187491), (18104, 1138690), (20440, 1008554), (22630, 910952), (31682, 650680), (32534, 633640), (36208, 569345), (40880, 504277), (45260, 455476), (63364, 325340), (65068, 316820), (79205, 260272), (81335, 253456), (90520, 227738), (113869, 181040), (126728, 162670), (130136, 158410)]