15662720

素因数分解:

$2^7\times 5^1\times {\mathrm{24473}}^1$

素因数の和:24492

約数の個数: 32

約数和(自身を含む): 37445220

約数和(自身を除く): 21782500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 24473, 48946, 97892, 122365, 195784, 244730, 391568, 489460, 783136, 978920, 1566272, 1957840, 3132544, 3915680, 7831360, 15662720]

約数ペア:

[(1, 15662720), (2, 7831360), (4, 3915680), (5, 3132544), (8, 1957840), (10, 1566272), (16, 978920), (20, 783136), (32, 489460), (40, 391568), (64, 244730), (80, 195784), (128, 122365), (160, 97892), (320, 48946), (640, 24473)]