30659420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139361}}^1$

素因数の和:139381

約数の個数: 24

約数和(自身を含む): 70238448

約数和(自身を除く): 39579028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 139361, 278722, 557444, 696805, 1393610, 1532971, 2787220, 3065942, 6131884, 7664855, 15329710, 30659420]

約数ペア:

[(1, 30659420), (2, 15329710), (4, 7664855), (5, 6131884), (10, 3065942), (11, 2787220), (20, 1532971), (22, 1393610), (44, 696805), (55, 557444), (110, 278722), (220, 139361)]