240645340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{925559}}^1$

素因数の和:925581

約数の個数: 24

約数和(自身を含む): 544229280

約数和(自身を除く): 303583940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 925559, 1851118, 3702236, 4627795, 9255590, 12032267, 18511180, 24064534, 48129068, 60161335, 120322670, 240645340]

約数ペア:

[(1, 240645340), (2, 120322670), (4, 60161335), (5, 48129068), (10, 24064534), (13, 18511180), (20, 12032267), (26, 9255590), (52, 4627795), (65, 3702236), (130, 1851118), (260, 925559)]