20865851040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1174879}}^1$

素因数の和:1174934

約数の個数: 96

約数和(自身を含む): 67503905280

約数和(自身を除く): 46638054240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 111, 120, 148, 160, 185, 222, 240, 296, 370, 444, 480, 555, 592, 740, 888, 1110, 1184, 1480, 1776, 2220, 2960, 3552, 4440, 5920, 8880, 17760, 1174879, 2349758, 3524637, 4699516, 5874395, 7049274, 9399032, 11748790, 14098548, 17623185, 18798064, 23497580, 28197096, 35246370, 37596128, 43470523, 46995160, 56394192, 70492740, 86941046, 93990320, 112788384, 130411569, 140985480, 173882092, 187980640, 217352615, 260823138, 281970960, 347764184, 434705230, 521646276, 563941920, 652057845, 695528368, 869410460, 1043292552, 1304115690, 1391056736, 1738820920, 2086585104, 2608231380, 3477641840, 4173170208, 5216462760, 6955283680, 10432925520, 20865851040]

約数ペア:

[(1, 20865851040), (2, 10432925520), (3, 6955283680), (4, 5216462760), (5, 4173170208), (6, 3477641840), (8, 2608231380), (10, 2086585104), (12, 1738820920), (15, 1391056736), (16, 1304115690), (20, 1043292552), (24, 869410460), (30, 695528368), (32, 652057845), (37, 563941920), (40, 521646276), (48, 434705230), (60, 347764184), (74, 281970960), (80, 260823138), (96, 217352615), (111, 187980640), (120, 173882092), (148, 140985480), (160, 130411569), (185, 112788384), (222, 93990320), (240, 86941046), (296, 70492740), (370, 56394192), (444, 46995160), (480, 43470523), (555, 37596128), (592, 35246370), (740, 28197096), (888, 23497580), (1110, 18798064), (1184, 17623185), (1480, 14098548), (1776, 11748790), (2220, 9399032), (2960, 7049274), (3552, 5874395), (4440, 4699516), (5920, 3524637), (8880, 2349758), (17760, 1174879)]