56723180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 123863040

約数和(自身を除く): 67139860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 191, 310, 382, 479, 620, 764, 955, 958, 1910, 1916, 2395, 3820, 4790, 5921, 9580, 11842, 14849, 23684, 29605, 29698, 59210, 59396, 74245, 91489, 118420, 148490, 182978, 296980, 365956, 457445, 914890, 1829780, 2836159, 5672318, 11344636, 14180795, 28361590, 56723180]

約数ペア:

[(1, 56723180), (2, 28361590), (4, 14180795), (5, 11344636), (10, 5672318), (20, 2836159), (31, 1829780), (62, 914890), (124, 457445), (155, 365956), (191, 296980), (310, 182978), (382, 148490), (479, 118420), (620, 91489), (764, 74245), (955, 59396), (958, 59210), (1910, 29698), (1916, 29605), (2395, 23684), (3820, 14849), (4790, 11842), (5921, 9580)]