30543640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40189}}^1$

素因数の和:40219

約数の個数: 32

約数和(自身を含む): 72342000

約数和(自身を除く): 41798360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 40189, 80378, 160756, 200945, 321512, 401890, 763591, 803780, 1527182, 1607560, 3054364, 3817955, 6108728, 7635910, 15271820, 30543640]

約数ペア:

[(1, 30543640), (2, 15271820), (4, 7635910), (5, 6108728), (8, 3817955), (10, 3054364), (19, 1607560), (20, 1527182), (38, 803780), (40, 763591), (76, 401890), (95, 321512), (152, 200945), (190, 160756), (380, 80378), (760, 40189)]