12477260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 27216000

約数和(自身を除く): 14738740

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 149, 158, 212, 265, 298, 316, 395, 530, 596, 745, 790, 1060, 1490, 1580, 2980, 4187, 7897, 8374, 11771, 15794, 16748, 20935, 23542, 31588, 39485, 41870, 47084, 58855, 78970, 83740, 117710, 157940, 235420, 623863, 1247726, 2495452, 3119315, 6238630, 12477260]

約数ペア:

[(1, 12477260), (2, 6238630), (4, 3119315), (5, 2495452), (10, 1247726), (20, 623863), (53, 235420), (79, 157940), (106, 117710), (149, 83740), (158, 78970), (212, 58855), (265, 47084), (298, 41870), (316, 39485), (395, 31588), (530, 23542), (596, 20935), (745, 16748), (790, 15794), (1060, 11771), (1490, 8374), (1580, 7897), (2980, 4187)]