1028440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3673}}^1$

素因数の和:3691

約数の個数: 32

約数和(自身を含む): 2645280

約数和(自身を除く): 1616840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3673, 7346, 14692, 18365, 25711, 29384, 36730, 51422, 73460, 102844, 128555, 146920, 205688, 257110, 514220, 1028440]

約数ペア:

[(1, 1028440), (2, 514220), (4, 257110), (5, 205688), (7, 146920), (8, 128555), (10, 102844), (14, 73460), (20, 51422), (28, 36730), (35, 29384), (40, 25711), (56, 18365), (70, 14692), (140, 7346), (280, 3673)]