136149620

素因数分解:

$2^2\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{3581}}^1$

素因数の和:5491

約数の個数: 24

約数和(自身を含む): 286144488

約数和(自身を除く): 149994868

約数列:

[1, 2, 4, 5, 10, 20, 1901, 3581, 3802, 7162, 7604, 9505, 14324, 17905, 19010, 35810, 38020, 71620, 6807481, 13614962, 27229924, 34037405, 68074810, 136149620]

約数ペア:

[(1, 136149620), (2, 68074810), (4, 34037405), (5, 27229924), (10, 13614962), (20, 6807481), (1901, 71620), (3581, 38020), (3802, 35810), (7162, 19010), (7604, 17905), (9505, 14324)]