6631220

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2531}}^1$

素因数の和:2671

約数の個数: 24

約数和(自身を含む): 14037408

約数和(自身を除く): 7406188

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2531, 2620, 5062, 10124, 12655, 25310, 50620, 331561, 663122, 1326244, 1657805, 3315610, 6631220]

約数ペア:

[(1, 6631220), (2, 3315610), (4, 1657805), (5, 1326244), (10, 663122), (20, 331561), (131, 50620), (262, 25310), (524, 12655), (655, 10124), (1310, 5062), (2531, 2620)]