4245350

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:640

約数の個数: 24

約数和(自身を含む): 7954848

約数和(自身を除く): 3709498

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 431, 862, 985, 1970, 2155, 4310, 4925, 9850, 10775, 21550, 84907, 169814, 424535, 849070, 2122675, 4245350]

約数ペア:

[(1, 4245350), (2, 2122675), (5, 849070), (10, 424535), (25, 169814), (50, 84907), (197, 21550), (394, 10775), (431, 9850), (862, 4925), (985, 4310), (1970, 2155)]