20670294545

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1\times {\mathrm{2749}}^1$

素因数の和:3273

約数の個数: 32

約数和(自身を含む): 25872000000

約数和(自身を除く): 5201705455

約数列:

[1, 5, 31, 139, 155, 349, 695, 1745, 2749, 4309, 10819, 13745, 21545, 48511, 54095, 85219, 242555, 382111, 426095, 959401, 1503841, 1910555, 4797005, 7519205, 11845441, 29741431, 59227205, 133356739, 148707155, 666783695, 4134058909, 20670294545]

約数ペア:

[(1, 20670294545), (5, 4134058909), (31, 666783695), (139, 148707155), (155, 133356739), (349, 59227205), (695, 29741431), (1745, 11845441), (2749, 7519205), (4309, 4797005), (10819, 1910555), (13745, 1503841), (21545, 959401), (48511, 426095), (54095, 382111), (85219, 242555)]