3986560

素因数分解:

$2^7\times 5^1\times {\mathrm{6229}}^1$

素因数の和:6248

約数の個数: 32

約数和(自身を含む): 9531900

約数和(自身を除く): 5545340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6229, 12458, 24916, 31145, 49832, 62290, 99664, 124580, 199328, 249160, 398656, 498320, 797312, 996640, 1993280, 3986560]

約数ペア:

[(1, 3986560), (2, 1993280), (4, 996640), (5, 797312), (8, 498320), (10, 398656), (16, 249160), (20, 199328), (32, 124580), (40, 99664), (64, 62290), (80, 49832), (128, 31145), (160, 24916), (320, 12458), (640, 6229)]