61770820

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{9931}}^1$

素因数の和:10251

約数の個数: 24

約数和(自身を含む): 130148928

約数和(自身を除く): 68378108

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 9931, 19862, 39724, 49655, 99310, 198620, 3088541, 6177082, 12354164, 15442705, 30885410, 61770820]

約数ペア:

[(1, 61770820), (2, 30885410), (4, 15442705), (5, 12354164), (10, 6177082), (20, 3088541), (311, 198620), (622, 99310), (1244, 49655), (1555, 39724), (3110, 19862), (6220, 9931)]