223760

素因数分解:

$2^4\times 5^1\times {\mathrm{2797}}^1$

素因数の和:2810

約数の個数: 20

約数和(自身を含む): 520428

約数和(自身を除く): 296668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2797, 5594, 11188, 13985, 22376, 27970, 44752, 55940, 111880, 223760]

約数ペア:

[(1, 223760), (2, 111880), (4, 55940), (5, 44752), (8, 27970), (10, 22376), (16, 13985), (20, 11188), (40, 5594), (80, 2797)]