15154960

素因数分解:

$2^4\times 5^1\times {\mathrm{189437}}^1$

素因数の和:189450

約数の個数: 20

約数和(自身を含む): 35235468

約数和(自身を除く): 20080508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 189437, 378874, 757748, 947185, 1515496, 1894370, 3030992, 3788740, 7577480, 15154960]

約数ペア:

[(1, 15154960), (2, 7577480), (4, 3788740), (5, 3030992), (8, 1894370), (10, 1515496), (16, 947185), (20, 757748), (40, 378874), (80, 189437)]