12485240

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{683}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 28194480

約数和(自身を除く): 15709240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 683, 914, 1366, 1828, 2285, 2732, 3415, 3656, 4570, 5464, 6830, 9140, 13660, 18280, 27320, 312131, 624262, 1248524, 1560655, 2497048, 3121310, 6242620, 12485240]

約数ペア:

[(1, 12485240), (2, 6242620), (4, 3121310), (5, 2497048), (8, 1560655), (10, 1248524), (20, 624262), (40, 312131), (457, 27320), (683, 18280), (914, 13660), (1366, 9140), (1828, 6830), (2285, 5464), (2732, 4570), (3415, 3656)]