8701220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{39551}}^1$

素因数の和:39571

約数の個数: 24

約数和(自身を含む): 19934208

約数和(自身を除く): 11232988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 39551, 79102, 158204, 197755, 395510, 435061, 791020, 870122, 1740244, 2175305, 4350610, 8701220]

約数ペア:

[(1, 8701220), (2, 4350610), (4, 2175305), (5, 1740244), (10, 870122), (11, 791020), (20, 435061), (22, 395510), (44, 197755), (55, 158204), (110, 79102), (220, 39551)]