90320380

素因数分解:

$2^2\times 5^1\times {\mathrm{1487}}^1\times {\mathrm{3037}}^1$

素因数の和:4533

約数の個数: 24

約数和(自身を含む): 189862848

約数和(自身を除く): 99542468

約数列:

[1, 2, 4, 5, 10, 20, 1487, 2974, 3037, 5948, 6074, 7435, 12148, 14870, 15185, 29740, 30370, 60740, 4516019, 9032038, 18064076, 22580095, 45160190, 90320380]

約数ペア:

[(1, 90320380), (2, 45160190), (4, 22580095), (5, 18064076), (10, 9032038), (20, 4516019), (1487, 60740), (2974, 30370), (3037, 29740), (5948, 15185), (6074, 14870), (7435, 12148)]