276822440

素因数分解:

$2^3\times 5^1\times {\mathrm{2591}}^1\times {\mathrm{2671}}^1$

素因数の和:5273

約数の個数: 32

約数和(自身を含む): 623324160

約数和(自身を除く): 346501720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2591, 2671, 5182, 5342, 10364, 10684, 12955, 13355, 20728, 21368, 25910, 26710, 51820, 53420, 103640, 106840, 6920561, 13841122, 27682244, 34602805, 55364488, 69205610, 138411220, 276822440]

約数ペア:

[(1, 276822440), (2, 138411220), (4, 69205610), (5, 55364488), (8, 34602805), (10, 27682244), (20, 13841122), (40, 6920561), (2591, 106840), (2671, 103640), (5182, 53420), (5342, 51820), (10364, 26710), (10684, 25910), (12955, 21368), (13355, 20728)]