30370990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17971}}^1$

素因数の和:18004

約数の個数: 24

約数和(自身を含む): 59199768

約数和(自身を除く): 28828778

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 17971, 35942, 89855, 179710, 233623, 467246, 1168115, 2336230, 3037099, 6074198, 15185495, 30370990]

約数ペア:

[(1, 30370990), (2, 15185495), (5, 6074198), (10, 3037099), (13, 2336230), (26, 1168115), (65, 467246), (130, 233623), (169, 179710), (338, 89855), (845, 35942), (1690, 17971)]