15406640

素因数分解:

$2^4\times 5^1\times {\mathrm{192583}}^1$

素因数の和:192596

約数の個数: 20

約数和(自身を含む): 35820624

約数和(自身を除く): 20413984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 192583, 385166, 770332, 962915, 1540664, 1925830, 3081328, 3851660, 7703320, 15406640]

約数ペア:

[(1, 15406640), (2, 7703320), (4, 3851660), (5, 3081328), (8, 1925830), (10, 1540664), (16, 962915), (20, 770332), (40, 385166), (80, 192583)]