42347960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55721}}^1$

素因数の和:55751

約数の個数: 32

約数和(自身を含む): 100299600

約数和(自身を除く): 57951640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 55721, 111442, 222884, 278605, 445768, 557210, 1058699, 1114420, 2117398, 2228840, 4234796, 5293495, 8469592, 10586990, 21173980, 42347960]

約数ペア:

[(1, 42347960), (2, 21173980), (4, 10586990), (5, 8469592), (8, 5293495), (10, 4234796), (19, 2228840), (20, 2117398), (38, 1114420), (40, 1058699), (76, 557210), (95, 445768), (152, 278605), (190, 222884), (380, 111442), (760, 55721)]