15557640890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1279}}^1\times {\mathrm{110581}}^1$

素因数の和:111878

約数の個数: 32

約数和(自身を含む): 30573711360

約数和(自身を除く): 15016070470

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1279, 2558, 6395, 12790, 14069, 28138, 70345, 110581, 140690, 221162, 552905, 1105810, 1216391, 2432782, 6081955, 12163910, 141433099, 282866198, 707165495, 1414330990, 1555764089, 3111528178, 7778820445, 15557640890]

約数ペア:

[(1, 15557640890), (2, 7778820445), (5, 3111528178), (10, 1555764089), (11, 1414330990), (22, 707165495), (55, 282866198), (110, 141433099), (1279, 12163910), (2558, 6081955), (6395, 2432782), (12790, 1216391), (14069, 1105810), (28138, 552905), (70345, 221162), (110581, 140690)]