1640647004

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{1193}}^1\times {\mathrm{3863}}^1$

素因数の和:5149

約数の個数: 24

約数和(自身を含む): 2906578080

約数和(自身を除く): 1265931076

約数列:

[1, 2, 4, 89, 178, 356, 1193, 2386, 3863, 4772, 7726, 15452, 106177, 212354, 343807, 424708, 687614, 1375228, 4608559, 9217118, 18434236, 410161751, 820323502, 1640647004]

約数ペア:

[(1, 1640647004), (2, 820323502), (4, 410161751), (89, 18434236), (178, 9217118), (356, 4608559), (1193, 1375228), (2386, 687614), (3863, 424708), (4772, 343807), (7726, 212354), (15452, 106177)]