157794890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{130409}}^1$

素因数の和:130438

約数の個数: 24

約数和(自身を含む): 312201540

約数和(自身を除く): 154406650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 130409, 260818, 652045, 1304090, 1434499, 2868998, 7172495, 14344990, 15779489, 31558978, 78897445, 157794890]

約数ペア:

[(1, 157794890), (2, 78897445), (5, 31558978), (10, 15779489), (11, 14344990), (22, 7172495), (55, 2868998), (110, 1434499), (121, 1304090), (242, 652045), (605, 260818), (1210, 130409)]