15118640

素因数分解:

$2^4\times 5^1\times {\mathrm{188983}}^1$

素因数の和:188996

約数の個数: 20

約数和(自身を含む): 35151024

約数和(自身を除く): 20032384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 188983, 377966, 755932, 944915, 1511864, 1889830, 3023728, 3779660, 7559320, 15118640]

約数ペア:

[(1, 15118640), (2, 7559320), (4, 3779660), (5, 3023728), (8, 1889830), (10, 1511864), (16, 944915), (20, 755932), (40, 377966), (80, 188983)]