28794820

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{3923}}^1$

素因数の和:4299

約数の個数: 24

約数和(自身を含む): 60649344

約数和(自身を除く): 31854524

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1468, 1835, 3670, 3923, 7340, 7846, 15692, 19615, 39230, 78460, 1439741, 2879482, 5758964, 7198705, 14397410, 28794820]

約数ペア:

[(1, 28794820), (2, 14397410), (4, 7198705), (5, 5758964), (10, 2879482), (20, 1439741), (367, 78460), (734, 39230), (1468, 19615), (1835, 15692), (3670, 7846), (3923, 7340)]