71372180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{324419}}^1$

素因数の和:324439

約数の個数: 24

約数和(自身を含む): 163507680

約数和(自身を除く): 92135500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 324419, 648838, 1297676, 1622095, 3244190, 3568609, 6488380, 7137218, 14274436, 17843045, 35686090, 71372180]

約数ペア:

[(1, 71372180), (2, 35686090), (4, 17843045), (5, 14274436), (10, 7137218), (11, 6488380), (20, 3568609), (22, 3244190), (44, 1622095), (55, 1297676), (110, 648838), (220, 324419)]