9651560

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2389}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 21940200

約数和(自身を除く): 12288640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2389, 4040, 4778, 9556, 11945, 19112, 23890, 47780, 95560, 241289, 482578, 965156, 1206445, 1930312, 2412890, 4825780, 9651560]

約数ペア:

[(1, 9651560), (2, 4825780), (4, 2412890), (5, 1930312), (8, 1206445), (10, 965156), (20, 482578), (40, 241289), (101, 95560), (202, 47780), (404, 23890), (505, 19112), (808, 11945), (1010, 9556), (2020, 4778), (2389, 4040)]