4301980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11321}}^1$

素因数の和:11349

約数の個数: 24

約数和(自身を含む): 9510480

約数和(自身を除く): 5208500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 11321, 22642, 45284, 56605, 113210, 215099, 226420, 430198, 860396, 1075495, 2150990, 4301980]

約数ペア:

[(1, 4301980), (2, 2150990), (4, 1075495), (5, 860396), (10, 430198), (19, 226420), (20, 215099), (38, 113210), (76, 56605), (95, 45284), (190, 22642), (380, 11321)]