25480940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{29629}}^1$

素因数の和:29681

約数の個数: 24

約数和(自身を含む): 54756240

約数和(自身を除く): 29275300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 29629, 59258, 118516, 148145, 296290, 592580, 1274047, 2548094, 5096188, 6370235, 12740470, 25480940]

約数ペア:

[(1, 25480940), (2, 12740470), (4, 6370235), (5, 5096188), (10, 2548094), (20, 1274047), (43, 592580), (86, 296290), (172, 148145), (215, 118516), (430, 59258), (860, 29629)]