5490160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5279}}^1$

素因数の和:5305

約数の個数: 40

約数和(自身を含む): 13749120

約数和(自身を除く): 8258960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 5279, 10558, 21116, 26395, 42232, 52790, 68627, 84464, 105580, 137254, 211160, 274508, 343135, 422320, 549016, 686270, 1098032, 1372540, 2745080, 5490160]

約数ペア:

[(1, 5490160), (2, 2745080), (4, 1372540), (5, 1098032), (8, 686270), (10, 549016), (13, 422320), (16, 343135), (20, 274508), (26, 211160), (40, 137254), (52, 105580), (65, 84464), (80, 68627), (104, 52790), (130, 42232), (208, 26395), (260, 21116), (520, 10558), (1040, 5279)]