208022890

素因数分解:

$2^1\times 5^1\times {\mathrm{2531}}^1\times {\mathrm{8219}}^1$

素因数の和:10757

約数の個数: 16

約数和(自身を含む): 374634720

約数和(自身を除く): 166611830

約数列:

[1, 2, 5, 10, 2531, 5062, 8219, 12655, 16438, 25310, 41095, 82190, 20802289, 41604578, 104011445, 208022890]

約数ペア:

[(1, 208022890), (2, 104011445), (5, 41604578), (10, 20802289), (2531, 82190), (5062, 41095), (8219, 25310), (12655, 16438)]