129464420

素因数分解:

$2^2\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{5233}}^1$

素因数の和:6479

約数の個数: 24

約数和(自身を含む): 272147064

約数和(自身を除く): 142682644

約数列:

[1, 2, 4, 5, 10, 20, 1237, 2474, 4948, 5233, 6185, 10466, 12370, 20932, 24740, 26165, 52330, 104660, 6473221, 12946442, 25892884, 32366105, 64732210, 129464420]

約数ペア:

[(1, 129464420), (2, 64732210), (4, 32366105), (5, 25892884), (10, 12946442), (20, 6473221), (1237, 104660), (2474, 52330), (4948, 26165), (5233, 24740), (6185, 20932), (10466, 12370)]