69406220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{266947}}^1$

素因数の和:266969

約数の個数: 24

約数和(自身を含む): 156965424

約数和(自身を除く): 87559204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 266947, 533894, 1067788, 1334735, 2669470, 3470311, 5338940, 6940622, 13881244, 17351555, 34703110, 69406220]

約数ペア:

[(1, 69406220), (2, 34703110), (4, 17351555), (5, 13881244), (10, 6940622), (13, 5338940), (20, 3470311), (26, 2669470), (52, 1334735), (65, 1067788), (130, 533894), (260, 266947)]