30905710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1471}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 61046784

約数和(自身を除く): 30141074

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1471, 1910, 2101, 2942, 4202, 7355, 10505, 14710, 16181, 21010, 32362, 80905, 161810, 280961, 561922, 1404805, 2809610, 3090571, 6181142, 15452855, 30905710]

約数ペア:

[(1, 30905710), (2, 15452855), (5, 6181142), (10, 3090571), (11, 2809610), (22, 1404805), (55, 561922), (110, 280961), (191, 161810), (382, 80905), (955, 32362), (1471, 21010), (1910, 16181), (2101, 14710), (2942, 10505), (4202, 7355)]