27581560

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2203}}^1$

素因数の和:2527

約数の個数: 32

約数和(自身を含む): 62285040

約数和(自身を除く): 34703480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2203, 2504, 3130, 4406, 6260, 8812, 11015, 12520, 17624, 22030, 44060, 88120, 689539, 1379078, 2758156, 3447695, 5516312, 6895390, 13790780, 27581560]

約数ペア:

[(1, 27581560), (2, 13790780), (4, 6895390), (5, 5516312), (8, 3447695), (10, 2758156), (20, 1379078), (40, 689539), (313, 88120), (626, 44060), (1252, 22030), (1565, 17624), (2203, 12520), (2504, 11015), (3130, 8812), (4406, 6260)]