210836620

素因数分解:

$2^2\times 5^1\times {\mathrm{1811}}^1\times {\mathrm{5821}}^1$

素因数の和:7641

約数の個数: 24

約数和(自身を含む): 443077488

約数和(自身を除く): 232240868

約数列:

[1, 2, 4, 5, 10, 20, 1811, 3622, 5821, 7244, 9055, 11642, 18110, 23284, 29105, 36220, 58210, 116420, 10541831, 21083662, 42167324, 52709155, 105418310, 210836620]

約数ペア:

[(1, 210836620), (2, 105418310), (4, 52709155), (5, 42167324), (10, 21083662), (20, 10541831), (1811, 116420), (3622, 58210), (5821, 36220), (7244, 29105), (9055, 23284), (11642, 18110)]