40357580

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19979}}^1$

素因数の和:20089

約数の個数: 24

約数和(自身を含む): 85594320

約数和(自身を除く): 45236740

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 19979, 39958, 79916, 99895, 199790, 399580, 2017879, 4035758, 8071516, 10089395, 20178790, 40357580]

約数ペア:

[(1, 40357580), (2, 20178790), (4, 10089395), (5, 8071516), (10, 4035758), (20, 2017879), (101, 399580), (202, 199790), (404, 99895), (505, 79916), (1010, 39958), (2020, 19979)]