30624680

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1999}}^1$

素因数の和:2393

約数の個数: 32

約数和(自身を含む): 69120000

約数和(自身を除く): 38495320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 1999, 3064, 3830, 3998, 7660, 7996, 9995, 15320, 15992, 19990, 39980, 79960, 765617, 1531234, 3062468, 3828085, 6124936, 7656170, 15312340, 30624680]

約数ペア:

[(1, 30624680), (2, 15312340), (4, 7656170), (5, 6124936), (8, 3828085), (10, 3062468), (20, 1531234), (40, 765617), (383, 79960), (766, 39980), (1532, 19990), (1915, 15992), (1999, 15320), (3064, 9995), (3830, 7996), (3998, 7660)]