435380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1979}}^1$

素因数の和:1999

約数の個数: 24

約数和(自身を含む): 997920

約数和(自身を除く): 562540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1979, 3958, 7916, 9895, 19790, 21769, 39580, 43538, 87076, 108845, 217690, 435380]

約数ペア:

[(1, 435380), (2, 217690), (4, 108845), (5, 87076), (10, 43538), (11, 39580), (20, 21769), (22, 19790), (44, 9895), (55, 7916), (110, 3958), (220, 1979)]