20512125230

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1\times {\mathrm{21817}}^1$

素因数の和:22604

約数の個数: 32

約数和(自身を含む): 37230235200

約数和(自身を除く): 16718109970

約数列:

[1, 2, 5, 10, 149, 298, 631, 745, 1262, 1490, 3155, 6310, 21817, 43634, 94019, 109085, 188038, 218170, 470095, 940190, 3250733, 6501466, 13766527, 16253665, 27533054, 32507330, 68832635, 137665270, 2051212523, 4102425046, 10256062615, 20512125230]

約数ペア:

[(1, 20512125230), (2, 10256062615), (5, 4102425046), (10, 2051212523), (149, 137665270), (298, 68832635), (631, 32507330), (745, 27533054), (1262, 16253665), (1490, 13766527), (3155, 6501466), (6310, 3250733), (21817, 940190), (43634, 470095), (94019, 218170), (109085, 188038)]