214490620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{564449}}^1$

素因数の和:564477

約数の個数: 24

約数和(自身を含む): 474138000

約数和(自身を除く): 259647380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 564449, 1128898, 2257796, 2822245, 5644490, 10724531, 11288980, 21449062, 42898124, 53622655, 107245310, 214490620]

約数ペア:

[(1, 214490620), (2, 107245310), (4, 53622655), (5, 42898124), (10, 21449062), (19, 11288980), (20, 10724531), (38, 5644490), (76, 2822245), (95, 2257796), (190, 1128898), (380, 564449)]