2016065720

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{74891}}^1$

素因数の和:75575

約数の個数: 32

約数和(自身を含む): 4542948720

約数和(自身を除く): 2526883000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2692, 3365, 5384, 6730, 13460, 26920, 74891, 149782, 299564, 374455, 599128, 748910, 1497820, 2995640, 50401643, 100803286, 201606572, 252008215, 403213144, 504016430, 1008032860, 2016065720]

約数ペア:

[(1, 2016065720), (2, 1008032860), (4, 504016430), (5, 403213144), (8, 252008215), (10, 201606572), (20, 100803286), (40, 50401643), (673, 2995640), (1346, 1497820), (2692, 748910), (3365, 599128), (5384, 374455), (6730, 299564), (13460, 149782), (26920, 74891)]