2186139620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{821857}}^1$

素因数の和:821892

約数の個数: 48

約数和(自身を含む): 5522885760

約数和(自身を除く): 3336746140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 821857, 1643714, 3287428, 4109285, 5752999, 8218570, 11505998, 15615283, 16437140, 23011996, 28764995, 31230566, 57529990, 62461132, 78076415, 109306981, 115059980, 156152830, 218613962, 312305660, 437227924, 546534905, 1093069810, 2186139620]

約数ペア:

[(1, 2186139620), (2, 1093069810), (4, 546534905), (5, 437227924), (7, 312305660), (10, 218613962), (14, 156152830), (19, 115059980), (20, 109306981), (28, 78076415), (35, 62461132), (38, 57529990), (70, 31230566), (76, 28764995), (95, 23011996), (133, 16437140), (140, 15615283), (190, 11505998), (266, 8218570), (380, 5752999), (532, 4109285), (665, 3287428), (1330, 1643714), (2660, 821857)]