30371920

素因数分解:

$2^4\times 5^1\times {\mathrm{379649}}^1$

素因数の和:379662

約数の個数: 20

約数和(自身を含む): 70614900

約数和(自身を除く): 40242980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379649, 759298, 1518596, 1898245, 3037192, 3796490, 6074384, 7592980, 15185960, 30371920]

約数ペア:

[(1, 30371920), (2, 15185960), (4, 7592980), (5, 6074384), (8, 3796490), (10, 3037192), (16, 1898245), (20, 1518596), (40, 759298), (80, 379649)]