140905420

素因数分解:

$2^2\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{6121}}^1$

素因数の和:7281

約数の個数: 24

約数和(自身を含む): 296206848

約数和(自身を除く): 155301428

約数列:

[1, 2, 4, 5, 10, 20, 1151, 2302, 4604, 5755, 6121, 11510, 12242, 23020, 24484, 30605, 61210, 122420, 7045271, 14090542, 28181084, 35226355, 70452710, 140905420]

約数ペア:

[(1, 140905420), (2, 70452710), (4, 35226355), (5, 28181084), (10, 14090542), (20, 7045271), (1151, 122420), (2302, 61210), (4604, 30605), (5755, 24484), (6121, 23020), (11510, 12242)]