2079771640

素因数分解:

$2^3\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{33961}}^1$

素因数の和:35503

約数の個数: 32

約数和(自身を含む): 4682680560

約数和(自身を除く): 2602908920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1531, 3062, 6124, 7655, 12248, 15310, 30620, 33961, 61240, 67922, 135844, 169805, 271688, 339610, 679220, 1358440, 51994291, 103988582, 207977164, 259971455, 415954328, 519942910, 1039885820, 2079771640]

約数ペア:

[(1, 2079771640), (2, 1039885820), (4, 519942910), (5, 415954328), (8, 259971455), (10, 207977164), (20, 103988582), (40, 51994291), (1531, 1358440), (3062, 679220), (6124, 339610), (7655, 271688), (12248, 169805), (15310, 135844), (30620, 67922), (33961, 61240)]