2748380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 5821200

約数和(自身を除く): 3072820

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1049, 1310, 2098, 2620, 4196, 5245, 10490, 20980, 137419, 274838, 549676, 687095, 1374190, 2748380]

約数ペア:

[(1, 2748380), (2, 1374190), (4, 687095), (5, 549676), (10, 274838), (20, 137419), (131, 20980), (262, 10490), (524, 5245), (655, 4196), (1049, 2620), (1310, 2098)]