137121640

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{33941}}^1$

素因数の和:34053

約数の個数: 32

約数和(自身を含む): 311587560

約数和(自身を除く): 174465920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 33941, 67882, 135764, 169705, 271528, 339410, 678820, 1357640, 3428041, 6856082, 13712164, 17140205, 27424328, 34280410, 68560820, 137121640]

約数ペア:

[(1, 137121640), (2, 68560820), (4, 34280410), (5, 27424328), (8, 17140205), (10, 13712164), (20, 6856082), (40, 3428041), (101, 1357640), (202, 678820), (404, 339410), (505, 271528), (808, 169705), (1010, 135764), (2020, 67882), (4040, 33941)]