240267140

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{13187}}^1$

素因数の和:14107

約数の個数: 24

約数和(自身を含む): 505153152

約数和(自身を除く): 264886012

約数列:

[1, 2, 4, 5, 10, 20, 911, 1822, 3644, 4555, 9110, 13187, 18220, 26374, 52748, 65935, 131870, 263740, 12013357, 24026714, 48053428, 60066785, 120133570, 240267140]

約数ペア:

[(1, 240267140), (2, 120133570), (4, 60066785), (5, 48053428), (10, 24026714), (20, 12013357), (911, 263740), (1822, 131870), (3644, 65935), (4555, 52748), (9110, 26374), (13187, 18220)]