26352080

素因数分解:

$2^4\times 5^1\times {\mathrm{329401}}^1$

素因数の和:329414

約数の個数: 20

約数和(自身を含む): 61268772

約数和(自身を除く): 34916692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 329401, 658802, 1317604, 1647005, 2635208, 3294010, 5270416, 6588020, 13176040, 26352080]

約数ペア:

[(1, 26352080), (2, 13176040), (4, 6588020), (5, 5270416), (8, 3294010), (10, 2635208), (16, 1647005), (20, 1317604), (40, 658802), (80, 329401)]