9878540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 24300864

約数和(自身を除く): 14422324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 1721, 2870, 3442, 5740, 6884, 8605, 12047, 17210, 24094, 34420, 48188, 60235, 70561, 120470, 141122, 240940, 282244, 352805, 493927, 705610, 987854, 1411220, 1975708, 2469635, 4939270, 9878540]

約数ペア:

[(1, 9878540), (2, 4939270), (4, 2469635), (5, 1975708), (7, 1411220), (10, 987854), (14, 705610), (20, 493927), (28, 352805), (35, 282244), (41, 240940), (70, 141122), (82, 120470), (140, 70561), (164, 60235), (205, 48188), (287, 34420), (410, 24094), (574, 17210), (820, 12047), (1148, 8605), (1435, 6884), (1721, 5740), (2870, 3442)]