30920140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{15307}}^1$

素因数の和:15417

約数の個数: 24

約数和(自身を含む): 65579472

約数和(自身を除く): 34659332

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 15307, 30614, 61228, 76535, 153070, 306140, 1546007, 3092014, 6184028, 7730035, 15460070, 30920140]

約数ペア:

[(1, 30920140), (2, 15460070), (4, 7730035), (5, 6184028), (10, 3092014), (20, 1546007), (101, 306140), (202, 153070), (404, 76535), (505, 61228), (1010, 30614), (2020, 15307)]