2891630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 6022080

約数和(自身を除く): 3130450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 409, 505, 707, 818, 1010, 1414, 2045, 2863, 3535, 4090, 5726, 7070, 14315, 28630, 41309, 82618, 206545, 289163, 413090, 578326, 1445815, 2891630]

約数ペア:

[(1, 2891630), (2, 1445815), (5, 578326), (7, 413090), (10, 289163), (14, 206545), (35, 82618), (70, 41309), (101, 28630), (202, 14315), (409, 7070), (505, 5726), (707, 4090), (818, 3535), (1010, 2863), (1414, 2045)]