1570761620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{38861}}^1$

素因数の和:38960

約数の個数: 48

約数和(自身を含む): 3447214848

約数和(自身を除く): 1876453228

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 4042, 8084, 10105, 20210, 38861, 40420, 77722, 155444, 194305, 388610, 777220, 1671023, 1826467, 3342046, 3652934, 6684092, 7305868, 8355115, 9132335, 16710230, 18264670, 33420460, 36529340, 78538081, 157076162, 314152324, 392690405, 785380810, 1570761620]

約数ペア:

[(1, 1570761620), (2, 785380810), (4, 392690405), (5, 314152324), (10, 157076162), (20, 78538081), (43, 36529340), (47, 33420460), (86, 18264670), (94, 16710230), (172, 9132335), (188, 8355115), (215, 7305868), (235, 6684092), (430, 3652934), (470, 3342046), (860, 1826467), (940, 1671023), (2021, 777220), (4042, 388610), (8084, 194305), (10105, 155444), (20210, 77722), (38861, 40420)]