9121640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20731}}^1$

素因数の和:20753

約数の個数: 32

約数和(自身を含む): 22390560

約数和(自身を除く): 13268920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20731, 41462, 82924, 103655, 165848, 207310, 228041, 414620, 456082, 829240, 912164, 1140205, 1824328, 2280410, 4560820, 9121640]

約数ペア:

[(1, 9121640), (2, 4560820), (4, 2280410), (5, 1824328), (8, 1140205), (10, 912164), (11, 829240), (20, 456082), (22, 414620), (40, 228041), (44, 207310), (55, 165848), (88, 103655), (110, 82924), (220, 41462), (440, 20731)]