82057420

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{21481}}^1$

素因数の和:21681

約数の個数: 24

約数和(自身を含む): 173230848

約数和(自身を除く): 91173428

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 21481, 42962, 85924, 107405, 214810, 429620, 4102871, 8205742, 16411484, 20514355, 41028710, 82057420]

約数ペア:

[(1, 82057420), (2, 41028710), (4, 20514355), (5, 16411484), (10, 8205742), (20, 4102871), (191, 429620), (382, 214810), (764, 107405), (955, 85924), (1910, 42962), (3820, 21481)]