1851880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 4235040

約数和(自身を除く): 2383160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 691, 1340, 1382, 2680, 2764, 3455, 5528, 6910, 13820, 27640, 46297, 92594, 185188, 231485, 370376, 462970, 925940, 1851880]

約数ペア:

[(1, 1851880), (2, 925940), (4, 462970), (5, 370376), (8, 231485), (10, 185188), (20, 92594), (40, 46297), (67, 27640), (134, 13820), (268, 6910), (335, 5528), (536, 3455), (670, 2764), (691, 2680), (1340, 1382)]