25893220

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8689}}^1$

素因数の和:8847

約数の個数: 24

約数和(自身を含む): 54747000

約数和(自身を除く): 28853780

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 8689, 17378, 34756, 43445, 86890, 173780, 1294661, 2589322, 5178644, 6473305, 12946610, 25893220]

約数ペア:

[(1, 25893220), (2, 12946610), (4, 6473305), (5, 5178644), (10, 2589322), (20, 1294661), (149, 173780), (298, 86890), (596, 43445), (745, 34756), (1490, 17378), (2980, 8689)]