15146990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2749}}^1$

素因数の和:2804

約数の個数: 32

約数和(自身を含む): 29700000

約数和(自身を除く): 14553010

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2749, 2755, 5498, 5510, 13745, 27490, 52231, 79721, 104462, 159442, 261155, 398605, 522310, 797210, 1514699, 3029398, 7573495, 15146990]

約数ペア:

[(1, 15146990), (2, 7573495), (5, 3029398), (10, 1514699), (19, 797210), (29, 522310), (38, 398605), (58, 261155), (95, 159442), (145, 104462), (190, 79721), (290, 52231), (551, 27490), (1102, 13745), (2749, 5510), (2755, 5498)]