28394720

素因数分解:

$2^5\times 5^1\times {\mathrm{177467}}^1$

素因数の和:177482

約数の個数: 24

約数和(自身を含む): 67082904

約数和(自身を除く): 38688184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 177467, 354934, 709868, 887335, 1419736, 1774670, 2839472, 3549340, 5678944, 7098680, 14197360, 28394720]

約数ペア:

[(1, 28394720), (2, 14197360), (4, 7098680), (5, 5678944), (8, 3549340), (10, 2839472), (16, 1774670), (20, 1419736), (32, 887335), (40, 709868), (80, 354934), (160, 177467)]