1234501640

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{38149}}^1$

素因数の和:38969

約数の個数: 32

約数和(自身を含む): 2781135000

約数和(自身を除く): 1546633360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1618, 3236, 4045, 6472, 8090, 16180, 32360, 38149, 76298, 152596, 190745, 305192, 381490, 762980, 1525960, 30862541, 61725082, 123450164, 154312705, 246900328, 308625410, 617250820, 1234501640]

約数ペア:

[(1, 1234501640), (2, 617250820), (4, 308625410), (5, 246900328), (8, 154312705), (10, 123450164), (20, 61725082), (40, 30862541), (809, 1525960), (1618, 762980), (3236, 381490), (4045, 305192), (6472, 190745), (8090, 152596), (16180, 76298), (32360, 38149)]