30667640

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7591}}^1$

素因数の和:7703

約数の個数: 32

約数和(自身を含む): 69694560

約数和(自身を除く): 39026920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 7591, 15182, 30364, 37955, 60728, 75910, 151820, 303640, 766691, 1533382, 3066764, 3833455, 6133528, 7666910, 15333820, 30667640]

約数ペア:

[(1, 30667640), (2, 15333820), (4, 7666910), (5, 6133528), (8, 3833455), (10, 3066764), (20, 1533382), (40, 766691), (101, 303640), (202, 151820), (404, 75910), (505, 60728), (808, 37955), (1010, 30364), (2020, 15182), (4040, 7591)]