51603640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{117281}}^1$

素因数の和:117303

約数の個数: 32

約数和(自身を含む): 126664560

約数和(自身を除く): 75060920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 117281, 234562, 469124, 586405, 938248, 1172810, 1290091, 2345620, 2580182, 4691240, 5160364, 6450455, 10320728, 12900910, 25801820, 51603640]

約数ペア:

[(1, 51603640), (2, 25801820), (4, 12900910), (5, 10320728), (8, 6450455), (10, 5160364), (11, 4691240), (20, 2580182), (22, 2345620), (40, 1290091), (44, 1172810), (55, 938248), (88, 586405), (110, 469124), (220, 234562), (440, 117281)]