26908040

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4127}}^1$

素因数の和:4301

約数の個数: 32

約数和(自身を含む): 60929280

約数和(自身を除く): 34021240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 4127, 6520, 8254, 16508, 20635, 33016, 41270, 82540, 165080, 672701, 1345402, 2690804, 3363505, 5381608, 6727010, 13454020, 26908040]

約数ペア:

[(1, 26908040), (2, 13454020), (4, 6727010), (5, 5381608), (8, 3363505), (10, 2690804), (20, 1345402), (40, 672701), (163, 165080), (326, 82540), (652, 41270), (815, 33016), (1304, 20635), (1630, 16508), (3260, 8254), (4127, 6520)]