157383760

素因数分解:

$2^4\times 5^1\times {\mathrm{1967297}}^1$

素因数の和:1967310

約数の個数: 20

約数和(自身を含む): 365917428

約数和(自身を除く): 208533668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1967297, 3934594, 7869188, 9836485, 15738376, 19672970, 31476752, 39345940, 78691880, 157383760]

約数ペア:

[(1, 157383760), (2, 78691880), (4, 39345940), (5, 31476752), (8, 19672970), (10, 15738376), (16, 9836485), (20, 7869188), (40, 3934594), (80, 1967297)]