19602280

素因数分解:

$2^3\times 5^1\times {\mathrm{490057}}^1$

素因数の和:490068

約数の個数: 16

約数和(自身を含む): 44105220

約数和(自身を除く): 24502940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 490057, 980114, 1960228, 2450285, 3920456, 4900570, 9801140, 19602280]

約数ペア:

[(1, 19602280), (2, 9801140), (4, 4900570), (5, 3920456), (8, 2450285), (10, 1960228), (20, 980114), (40, 490057)]