788636080

素因数分解:

$2^4\times 5^1\times {\mathrm{2341}}^1\times {\mathrm{4211}}^1$

素因数の和:6565

約数の個数: 40

約数和(自身を含む): 1834797744

約数和(自身を除く): 1046161664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2341, 4211, 4682, 8422, 9364, 11705, 16844, 18728, 21055, 23410, 33688, 37456, 42110, 46820, 67376, 84220, 93640, 168440, 187280, 336880, 9857951, 19715902, 39431804, 49289755, 78863608, 98579510, 157727216, 197159020, 394318040, 788636080]

約数ペア:

[(1, 788636080), (2, 394318040), (4, 197159020), (5, 157727216), (8, 98579510), (10, 78863608), (16, 49289755), (20, 39431804), (40, 19715902), (80, 9857951), (2341, 336880), (4211, 187280), (4682, 168440), (8422, 93640), (9364, 84220), (11705, 67376), (16844, 46820), (18728, 42110), (21055, 37456), (23410, 33688)]