2013040760

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{445363}}^1$

素因数の和:445487

約数の個数: 32

約数和(自身を含む): 4569434640

約数和(自身を除く): 2556393880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 445363, 890726, 1781452, 2226815, 3562904, 4453630, 8907260, 17814520, 50326019, 100652038, 201304076, 251630095, 402608152, 503260190, 1006520380, 2013040760]

約数ペア:

[(1, 2013040760), (2, 1006520380), (4, 503260190), (5, 402608152), (8, 251630095), (10, 201304076), (20, 100652038), (40, 50326019), (113, 17814520), (226, 8907260), (452, 4453630), (565, 3562904), (904, 2226815), (1130, 1781452), (2260, 890726), (4520, 445363)]