20880451590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4270031}}^1$

素因数の和:4270204

約数の個数: 32

約数和(自身を含む): 50420537856

約数和(自身を除く): 29540086266

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 4890, 4270031, 8540062, 12810093, 21350155, 25620186, 42700310, 64050465, 128100930, 696015053, 1392030106, 2088045159, 3480075265, 4176090318, 6960150530, 10440225795, 20880451590]

約数ペア:

[(1, 20880451590), (2, 10440225795), (3, 6960150530), (5, 4176090318), (6, 3480075265), (10, 2088045159), (15, 1392030106), (30, 696015053), (163, 128100930), (326, 64050465), (489, 42700310), (815, 25620186), (978, 21350155), (1630, 12810093), (2445, 8540062), (4890, 4270031)]