6440120

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{691}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 14573520

約数和(自身を除く): 8133400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 691, 932, 1165, 1382, 1864, 2330, 2764, 3455, 4660, 5528, 6910, 9320, 13820, 27640, 161003, 322006, 644012, 805015, 1288024, 1610030, 3220060, 6440120]

約数ペア:

[(1, 6440120), (2, 3220060), (4, 1610030), (5, 1288024), (8, 805015), (10, 644012), (20, 322006), (40, 161003), (233, 27640), (466, 13820), (691, 9320), (932, 6910), (1165, 5528), (1382, 4660), (1864, 3455), (2330, 2764)]