2151190

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1996010

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 199, 230, 235, 398, 470, 995, 1081, 1990, 2162, 4577, 5405, 9154, 9353, 10810, 18706, 22885, 45770, 46765, 93530, 215119, 430238, 1075595, 2151190]

約数ペア:

[(1, 2151190), (2, 1075595), (5, 430238), (10, 215119), (23, 93530), (46, 46765), (47, 45770), (94, 22885), (115, 18706), (199, 10810), (230, 9353), (235, 9154), (398, 5405), (470, 4577), (995, 2162), (1081, 1990)]