140765780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{414017}}^1$

素因数の和:414043

約数の個数: 24

約数和(自身を含む): 312997608

約数和(自身を除く): 172231828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 414017, 828034, 1656068, 2070085, 4140170, 7038289, 8280340, 14076578, 28153156, 35191445, 70382890, 140765780]

約数ペア:

[(1, 140765780), (2, 70382890), (4, 35191445), (5, 28153156), (10, 14076578), (17, 8280340), (20, 7038289), (34, 4140170), (68, 2070085), (85, 1656068), (170, 828034), (340, 414017)]