203420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1453}}^1$

素因数の和:1469

約数の個数: 24

約数和(自身を含む): 488544

約数和(自身を除く): 285124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1453, 2906, 5812, 7265, 10171, 14530, 20342, 29060, 40684, 50855, 101710, 203420]

約数ペア:

[(1, 203420), (2, 101710), (4, 50855), (5, 40684), (7, 29060), (10, 20342), (14, 14530), (20, 10171), (28, 7265), (35, 5812), (70, 2906), (140, 1453)]