15289980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{254833}}^1$

素因数の和:254845

約数の個数: 24

約数和(自身を含む): 42812112

約数和(自身を除く): 27522132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 254833, 509666, 764499, 1019332, 1274165, 1528998, 2548330, 3057996, 3822495, 5096660, 7644990, 15289980]

約数ペア:

[(1, 15289980), (2, 7644990), (3, 5096660), (4, 3822495), (5, 3057996), (6, 2548330), (10, 1528998), (12, 1274165), (15, 1019332), (20, 764499), (30, 509666), (60, 254833)]