25200020

素因数分解:

$2^2\times 5^1\times {\mathrm{967}}^1\times {\mathrm{1303}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 53015424

約数和(自身を除く): 27815404

約数列:

[1, 2, 4, 5, 10, 20, 967, 1303, 1934, 2606, 3868, 4835, 5212, 6515, 9670, 13030, 19340, 26060, 1260001, 2520002, 5040004, 6300005, 12600010, 25200020]

約数ペア:

[(1, 25200020), (2, 12600010), (4, 6300005), (5, 5040004), (10, 2520002), (20, 1260001), (967, 26060), (1303, 19340), (1934, 13030), (2606, 9670), (3868, 6515), (4835, 5212)]