640202292

素因数分解:

$2^2\times 3^4\times {\mathrm{1975933}}^1$

素因数の和:1975949

約数の個数: 30

約数和(自身を含む): 1673616098

約数和(自身を除く): 1033413806

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 1975933, 3951866, 5927799, 7903732, 11855598, 17783397, 23711196, 35566794, 53350191, 71133588, 106700382, 160050573, 213400764, 320101146, 640202292]

約数ペア:

[(1, 640202292), (2, 320101146), (3, 213400764), (4, 160050573), (6, 106700382), (9, 71133588), (12, 53350191), (18, 35566794), (27, 23711196), (36, 17783397), (54, 11855598), (81, 7903732), (108, 5927799), (162, 3951866), (324, 1975933)]