38337580

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{18979}}^1$

素因数の和:19089

約数の個数: 24

約数和(自身を含む): 81310320

約数和(自身を除く): 42972740

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 18979, 37958, 75916, 94895, 189790, 379580, 1916879, 3833758, 7667516, 9584395, 19168790, 38337580]

約数ペア:

[(1, 38337580), (2, 19168790), (4, 9584395), (5, 7667516), (10, 3833758), (20, 1916879), (101, 379580), (202, 189790), (404, 94895), (505, 75916), (1010, 37958), (2020, 18979)]