85877420

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{22481}}^1$

素因数の和:22681

約数の個数: 24

約数和(自身を含む): 181294848

約数和(自身を除く): 95417428

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 22481, 44962, 89924, 112405, 224810, 449620, 4293871, 8587742, 17175484, 21469355, 42938710, 85877420]

約数ペア:

[(1, 85877420), (2, 42938710), (4, 21469355), (5, 17175484), (10, 8587742), (20, 4293871), (191, 449620), (382, 224810), (764, 112405), (955, 89924), (1910, 44962), (3820, 22481)]