49651120

素因数分解:

$2^4\times 5^1\times {\mathrm{620639}}^1$

素因数の和:620652

約数の個数: 20

約数和(自身を含む): 115439040

約数和(自身を除く): 65787920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 620639, 1241278, 2482556, 3103195, 4965112, 6206390, 9930224, 12412780, 24825560, 49651120]

約数ペア:

[(1, 49651120), (2, 24825560), (4, 12412780), (5, 9930224), (8, 6206390), (10, 4965112), (16, 3103195), (20, 2482556), (40, 1241278), (80, 620639)]