61650380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{280229}}^1$

素因数の和:280249

約数の個数: 24

約数和(自身を含む): 141235920

約数和(自身を除く): 79585540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 280229, 560458, 1120916, 1401145, 2802290, 3082519, 5604580, 6165038, 12330076, 15412595, 30825190, 61650380]

約数ペア:

[(1, 61650380), (2, 30825190), (4, 15412595), (5, 12330076), (10, 6165038), (11, 5604580), (20, 3082519), (22, 2802290), (44, 1401145), (55, 1120916), (110, 560458), (220, 280229)]