20179887410

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{463}}^1\times {\mathrm{2383}}^1$

素因数の和:2943

約数の個数: 64

約数和(自身を含む): 38229442560

約数和(自身を除く): 18049555150

約数列:

[1, 2, 5, 10, 31, 59, 62, 118, 155, 295, 310, 463, 590, 926, 1829, 2315, 2383, 3658, 4630, 4766, 9145, 11915, 14353, 18290, 23830, 27317, 28706, 54634, 71765, 73873, 136585, 140597, 143530, 147746, 273170, 281194, 369365, 702985, 738730, 846827, 1103329, 1405970, 1693654, 2206658, 4234135, 4358507, 5516645, 8468270, 8717014, 11033290, 21792535, 34203199, 43585070, 65096411, 68406398, 130192822, 171015995, 325482055, 342031990, 650964110, 2017988741, 4035977482, 10089943705, 20179887410]

約数ペア:

[(1, 20179887410), (2, 10089943705), (5, 4035977482), (10, 2017988741), (31, 650964110), (59, 342031990), (62, 325482055), (118, 171015995), (155, 130192822), (295, 68406398), (310, 65096411), (463, 43585070), (590, 34203199), (926, 21792535), (1829, 11033290), (2315, 8717014), (2383, 8468270), (3658, 5516645), (4630, 4358507), (4766, 4234135), (9145, 2206658), (11915, 1693654), (14353, 1405970), (18290, 1103329), (23830, 846827), (27317, 738730), (28706, 702985), (54634, 369365), (71765, 281194), (73873, 273170), (136585, 147746), (140597, 143530)]