27801860

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2203}}^1$

素因数の和:2843

約数の個数: 24

約数和(自身を含む): 58502976

約数和(自身を除く): 30701116

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2203, 2524, 3155, 4406, 6310, 8812, 11015, 12620, 22030, 44060, 1390093, 2780186, 5560372, 6950465, 13900930, 27801860]

約数ペア:

[(1, 27801860), (2, 13900930), (4, 6950465), (5, 5560372), (10, 2780186), (20, 1390093), (631, 44060), (1262, 22030), (2203, 12620), (2524, 11015), (3155, 8812), (4406, 6310)]