39913180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19759}}^1$

素因数の和:19869

約数の個数: 24

約数和(自身を含む): 84651840

約数和(自身を除く): 44738660

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 19759, 39518, 79036, 98795, 197590, 395180, 1995659, 3991318, 7982636, 9978295, 19956590, 39913180]

約数ペア:

[(1, 39913180), (2, 19956590), (4, 9978295), (5, 7982636), (10, 3991318), (20, 1995659), (101, 395180), (202, 197590), (404, 98795), (505, 79036), (1010, 39518), (2020, 19759)]