6411640

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2029}}^1$

素因数の和:2119

約数の個数: 32

約数和(自身を含む): 14616000

約数和(自身を除く): 8204360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 2029, 3160, 4058, 8116, 10145, 16232, 20290, 40580, 81160, 160291, 320582, 641164, 801455, 1282328, 1602910, 3205820, 6411640]

約数ペア:

[(1, 6411640), (2, 3205820), (4, 1602910), (5, 1282328), (8, 801455), (10, 641164), (20, 320582), (40, 160291), (79, 81160), (158, 40580), (316, 20290), (395, 16232), (632, 10145), (790, 8116), (1580, 4058), (2029, 3160)]