15396880

素因数分解:

$2^4\times 5^1\times {\mathrm{192461}}^1$

素因数の和:192474

約数の個数: 20

約数和(自身を含む): 35797932

約数和(自身を除く): 20401052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 192461, 384922, 769844, 962305, 1539688, 1924610, 3079376, 3849220, 7698440, 15396880]

約数ペア:

[(1, 15396880), (2, 7698440), (4, 3849220), (5, 3079376), (8, 1924610), (10, 1539688), (16, 962305), (20, 769844), (40, 384922), (80, 192461)]