77839340

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{4729}}^1$

素因数の和:5561

約数の個数: 24

約数和(自身を含む): 163695840

約数和(自身を除く): 85856500

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 4729, 8230, 9458, 16460, 18916, 23645, 47290, 94580, 3891967, 7783934, 15567868, 19459835, 38919670, 77839340]

約数ペア:

[(1, 77839340), (2, 38919670), (4, 19459835), (5, 15567868), (10, 7783934), (20, 3891967), (823, 94580), (1646, 47290), (3292, 23645), (4115, 18916), (4729, 16460), (8230, 9458)]