1566208820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7119131}}^1$

素因数の和:7119151

約数の個数: 24

約数和(自身を含む): 3588042528

約数和(自身を除く): 2021833708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 7119131, 14238262, 28476524, 35595655, 71191310, 78310441, 142382620, 156620882, 313241764, 391552205, 783104410, 1566208820]

約数ペア:

[(1, 1566208820), (2, 783104410), (4, 391552205), (5, 313241764), (10, 156620882), (11, 142382620), (20, 78310441), (22, 71191310), (44, 35595655), (55, 28476524), (110, 14238262), (220, 7119131)]