79490380

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{20809}}^1$

素因数の和:21009

約数の個数: 24

約数和(自身を含む): 167811840

約数和(自身を除く): 88321460

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 20809, 41618, 83236, 104045, 208090, 416180, 3974519, 7949038, 15898076, 19872595, 39745190, 79490380]

約数ペア:

[(1, 79490380), (2, 39745190), (4, 19872595), (5, 15898076), (10, 7949038), (20, 3974519), (191, 416180), (382, 208090), (764, 104045), (955, 83236), (1910, 41618), (3820, 20809)]