20162942840

素因数分解:

$2^3\times 5^1\times {\mathrm{3767}}^1\times {\mathrm{133813}}^1$

素因数の和:137591

約数の個数: 32

約数和(自身を含む): 45379003680

約数和(自身を除く): 25216060840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3767, 7534, 15068, 18835, 30136, 37670, 75340, 133813, 150680, 267626, 535252, 669065, 1070504, 1338130, 2676260, 5352520, 504073571, 1008147142, 2016294284, 2520367855, 4032588568, 5040735710, 10081471420, 20162942840]

約数ペア:

[(1, 20162942840), (2, 10081471420), (4, 5040735710), (5, 4032588568), (8, 2520367855), (10, 2016294284), (20, 1008147142), (40, 504073571), (3767, 5352520), (7534, 2676260), (15068, 1338130), (18835, 1070504), (30136, 669065), (37670, 535252), (75340, 267626), (133813, 150680)]