207238220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1480273}}^1$

素因数の和:1480289

約数の個数: 24

約数和(自身を含む): 497372064

約数和(自身を除く): 290133844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1480273, 2960546, 5921092, 7401365, 10361911, 14802730, 20723822, 29605460, 41447644, 51809555, 103619110, 207238220]

約数ペア:

[(1, 207238220), (2, 103619110), (4, 51809555), (5, 41447644), (7, 29605460), (10, 20723822), (14, 14802730), (20, 10361911), (28, 7401365), (35, 5921092), (70, 2960546), (140, 1480273)]