8211580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31583}}^1$

素因数の和:31605

約数の個数: 24

約数和(自身を含む): 18571392

約数和(自身を除く): 10359812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31583, 63166, 126332, 157915, 315830, 410579, 631660, 821158, 1642316, 2052895, 4105790, 8211580]

約数ペア:

[(1, 8211580), (2, 4105790), (4, 2052895), (5, 1642316), (10, 821158), (13, 631660), (20, 410579), (26, 315830), (52, 157915), (65, 126332), (130, 63166), (260, 31583)]