641460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{10691}}^1$

素因数の和:10703

約数の個数: 24

約数和(自身を含む): 1796256

約数和(自身を除く): 1154796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 10691, 21382, 32073, 42764, 53455, 64146, 106910, 128292, 160365, 213820, 320730, 641460]

約数ペア:

[(1, 641460), (2, 320730), (3, 213820), (4, 160365), (5, 128292), (6, 106910), (10, 64146), (12, 53455), (15, 42764), (20, 32073), (30, 21382), (60, 10691)]