1900366960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{766277}}^1$

素因数の和:766321

約数の個数: 40

約数和(自身を含む): 4560886656

約数和(自身を除く): 2660519696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 766277, 1532554, 3065108, 3831385, 6130216, 7662770, 12260432, 15325540, 23754587, 30651080, 47509174, 61302160, 95018348, 118772935, 190036696, 237545870, 380073392, 475091740, 950183480, 1900366960]

約数ペア:

[(1, 1900366960), (2, 950183480), (4, 475091740), (5, 380073392), (8, 237545870), (10, 190036696), (16, 118772935), (20, 95018348), (31, 61302160), (40, 47509174), (62, 30651080), (80, 23754587), (124, 15325540), (155, 12260432), (248, 7662770), (310, 6130216), (496, 3831385), (620, 3065108), (1240, 1532554), (2480, 766277)]