28013230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2011}}^1$

素因数の和:2224

約数の個数: 32

約数和(自身を含む): 57945600

約数和(自身を除く): 29932370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1393, 1990, 2011, 2786, 4022, 6965, 10055, 13930, 14077, 20110, 28154, 70385, 140770, 400189, 800378, 2000945, 2801323, 4001890, 5602646, 14006615, 28013230]

約数ペア:

[(1, 28013230), (2, 14006615), (5, 5602646), (7, 4001890), (10, 2801323), (14, 2000945), (35, 800378), (70, 400189), (199, 140770), (398, 70385), (995, 28154), (1393, 20110), (1990, 14077), (2011, 13930), (2786, 10055), (4022, 6965)]