4397980

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2267}}^1$

素因数の和:2373

約数の個数: 24

約数和(自身を含む): 9335088

約数和(自身を除く): 4937108

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 2267, 4534, 9068, 11335, 22670, 45340, 219899, 439798, 879596, 1099495, 2198990, 4397980]

約数ペア:

[(1, 4397980), (2, 2198990), (4, 1099495), (5, 879596), (10, 439798), (20, 219899), (97, 45340), (194, 22670), (388, 11335), (485, 9068), (970, 4534), (1940, 2267)]