30394480

素因数分解:

$2^4\times 5^1\times {\mathrm{379931}}^1$

素因数の和:379944

約数の個数: 20

約数和(自身を含む): 70667352

約数和(自身を除く): 40272872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379931, 759862, 1519724, 1899655, 3039448, 3799310, 6078896, 7598620, 15197240, 30394480]

約数ペア:

[(1, 30394480), (2, 15197240), (4, 7598620), (5, 6078896), (8, 3799310), (10, 3039448), (16, 1899655), (20, 1519724), (40, 759862), (80, 379931)]