49691120

素因数分解:

$2^4\times 5^1\times {\mathrm{621139}}^1$

素因数の和:621152

約数の個数: 20

約数和(自身を含む): 115532040

約数和(自身を除く): 65840920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 621139, 1242278, 2484556, 3105695, 4969112, 6211390, 9938224, 12422780, 24845560, 49691120]

約数ペア:

[(1, 49691120), (2, 24845560), (4, 12422780), (5, 9938224), (8, 6211390), (10, 4969112), (16, 3105695), (20, 2484556), (40, 1242278), (80, 621139)]