201814017620

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2939}}^1\times {\mathrm{26209}}^1$

素因数の和:29288

約数の個数: 48

約数和(自身を含む): 427206225600

約数和(自身を除く): 225392207980

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2939, 5878, 11756, 14695, 26209, 29390, 52418, 58780, 104836, 131045, 262090, 385009, 524180, 770018, 1540036, 1925045, 3433379, 3850090, 6866758, 7700180, 13733516, 17166895, 34333790, 68667580, 77028251, 154056502, 308113004, 385141255, 770282510, 1540565020, 10090700881, 20181401762, 40362803524, 50453504405, 100907008810, 201814017620]

約数ペア:

[(1, 201814017620), (2, 100907008810), (4, 50453504405), (5, 40362803524), (10, 20181401762), (20, 10090700881), (131, 1540565020), (262, 770282510), (524, 385141255), (655, 308113004), (1310, 154056502), (2620, 77028251), (2939, 68667580), (5878, 34333790), (11756, 17166895), (14695, 13733516), (26209, 7700180), (29390, 6866758), (52418, 3850090), (58780, 3433379), (104836, 1925045), (131045, 1540036), (262090, 770018), (385009, 524180)]