90102220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{346547}}^1$

素因数の和:346569

約数の個数: 24

約数和(自身を含む): 203770224

約数和(自身を除く): 113668004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 346547, 693094, 1386188, 1732735, 3465470, 4505111, 6930940, 9010222, 18020444, 22525555, 45051110, 90102220]

約数ペア:

[(1, 90102220), (2, 45051110), (4, 22525555), (5, 18020444), (10, 9010222), (13, 6930940), (20, 4505111), (26, 3465470), (52, 1732735), (65, 1386188), (130, 693094), (260, 346547)]