30279580

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{17011}}^1$

素因数の和:17109

約数の個数: 24

約数和(自身を含む): 64305360

約数和(自身を除く): 34025780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 17011, 34022, 68044, 85055, 170110, 340220, 1513979, 3027958, 6055916, 7569895, 15139790, 30279580]

約数ペア:

[(1, 30279580), (2, 15139790), (4, 7569895), (5, 6055916), (10, 3027958), (20, 1513979), (89, 340220), (178, 170110), (356, 85055), (445, 68044), (890, 34022), (1780, 17011)]