11568640

素因数分解:

$2^9\times 5^1\times {\mathrm{4519}}^1$

素因数の和:4542

約数の個数: 40

約数和(自身を含む): 27743760

約数和(自身を除く): 16175120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 4519, 9038, 18076, 22595, 36152, 45190, 72304, 90380, 144608, 180760, 289216, 361520, 578432, 723040, 1156864, 1446080, 2313728, 2892160, 5784320, 11568640]

約数ペア:

[(1, 11568640), (2, 5784320), (4, 2892160), (5, 2313728), (8, 1446080), (10, 1156864), (16, 723040), (20, 578432), (32, 361520), (40, 289216), (64, 180760), (80, 144608), (128, 90380), (160, 72304), (256, 45190), (320, 36152), (512, 22595), (640, 18076), (1280, 9038), (2560, 4519)]