39760270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1997}}^1$

素因数の和:2196

約数の個数: 32

約数和(自身を含む): 78545376

約数和(自身を除く): 38785106

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 1810, 1991, 1997, 3982, 3994, 9955, 9985, 19910, 19970, 21967, 43934, 109835, 219670, 361457, 722914, 1807285, 3614570, 3976027, 7952054, 19880135, 39760270]

約数ペア:

[(1, 39760270), (2, 19880135), (5, 7952054), (10, 3976027), (11, 3614570), (22, 1807285), (55, 722914), (110, 361457), (181, 219670), (362, 109835), (905, 43934), (1810, 21967), (1991, 19970), (1997, 19910), (3982, 9985), (3994, 9955)]