40842890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{371299}}^1$

素因数の和:371317

約数の個数: 16

約数和(自身を含む): 80200800

約数和(自身を除く): 39357910

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 371299, 742598, 1856495, 3712990, 4084289, 8168578, 20421445, 40842890]

約数ペア:

[(1, 40842890), (2, 20421445), (5, 8168578), (10, 4084289), (11, 3712990), (22, 1856495), (55, 742598), (110, 371299)]