20154885310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1111687}}^1$

素因数の和:1111745

約数の個数: 48

約数和(自身を含む): 43342491744

約数和(自身を除く): 23187606434

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 490, 518, 1295, 1813, 2590, 3626, 9065, 18130, 1111687, 2223374, 5558435, 7781809, 11116870, 15563618, 38909045, 41132419, 54472663, 77818090, 82264838, 108945326, 205662095, 272363315, 287926933, 411324190, 544726630, 575853866, 1439634665, 2015488531, 2879269330, 4030977062, 10077442655, 20154885310]

約数ペア:

[(1, 20154885310), (2, 10077442655), (5, 4030977062), (7, 2879269330), (10, 2015488531), (14, 1439634665), (35, 575853866), (37, 544726630), (49, 411324190), (70, 287926933), (74, 272363315), (98, 205662095), (185, 108945326), (245, 82264838), (259, 77818090), (370, 54472663), (490, 41132419), (518, 38909045), (1295, 15563618), (1813, 11116870), (2590, 7781809), (3626, 5558435), (9065, 2223374), (18130, 1111687)]