212413960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{482759}}^1$

素因数の和:482781

約数の個数: 32

約数和(自身を含む): 521380800

約数和(自身を除く): 308966840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 482759, 965518, 1931036, 2413795, 3862072, 4827590, 5310349, 9655180, 10620698, 19310360, 21241396, 26551745, 42482792, 53103490, 106206980, 212413960]

約数ペア:

[(1, 212413960), (2, 106206980), (4, 53103490), (5, 42482792), (8, 26551745), (10, 21241396), (11, 19310360), (20, 10620698), (22, 9655180), (40, 5310349), (44, 4827590), (55, 3862072), (88, 2413795), (110, 1931036), (220, 965518), (440, 482759)]