88891690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{11411}}^1$

素因数の和:11478

約数の個数: 32

約数和(自身を含む): 172549440

約数和(自身を除く): 83657750

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 11411, 22822, 57055, 114110, 216809, 433618, 467851, 935702, 1084045, 2168090, 2339255, 4678510, 8889169, 17778338, 44445845, 88891690]

約数ペア:

[(1, 88891690), (2, 44445845), (5, 17778338), (10, 8889169), (19, 4678510), (38, 2339255), (41, 2168090), (82, 1084045), (95, 935702), (190, 467851), (205, 433618), (410, 216809), (779, 114110), (1558, 57055), (3895, 22822), (7790, 11411)]