154440040

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{5737}}^1$

素因数の和:6421

約数の個数: 32

約数和(自身を含む): 348067080

約数和(自身を除く): 193627040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2692, 3365, 5384, 5737, 6730, 11474, 13460, 22948, 26920, 28685, 45896, 57370, 114740, 229480, 3861001, 7722002, 15444004, 19305005, 30888008, 38610010, 77220020, 154440040]

約数ペア:

[(1, 154440040), (2, 77220020), (4, 38610010), (5, 30888008), (8, 19305005), (10, 15444004), (20, 7722002), (40, 3861001), (673, 229480), (1346, 114740), (2692, 57370), (3365, 45896), (5384, 28685), (5737, 26920), (6730, 22948), (11474, 13460)]