201640730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{5333}}^1$

素因数の和:5558

約数の個数: 32

約数和(自身を含む): 384048000

約数和(自身を除く): 182407270

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1990, 3781, 5333, 7562, 10666, 18905, 26665, 37810, 53330, 101327, 202654, 506635, 1013270, 1061267, 2122534, 5306335, 10612670, 20164073, 40328146, 100820365, 201640730]

約数ペア:

[(1, 201640730), (2, 100820365), (5, 40328146), (10, 20164073), (19, 10612670), (38, 5306335), (95, 2122534), (190, 1061267), (199, 1013270), (398, 506635), (995, 202654), (1990, 101327), (3781, 53330), (5333, 37810), (7562, 26665), (10666, 18905)]