23137280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{4519}}^1$

素因数の和:4544

約数の個数: 44

約数和(自身を含む): 55514640

約数和(自身を除く): 32377360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 4519, 5120, 9038, 18076, 22595, 36152, 45190, 72304, 90380, 144608, 180760, 289216, 361520, 578432, 723040, 1156864, 1446080, 2313728, 2892160, 4627456, 5784320, 11568640, 23137280]

約数ペア:

[(1, 23137280), (2, 11568640), (4, 5784320), (5, 4627456), (8, 2892160), (10, 2313728), (16, 1446080), (20, 1156864), (32, 723040), (40, 578432), (64, 361520), (80, 289216), (128, 180760), (160, 144608), (256, 90380), (320, 72304), (512, 45190), (640, 36152), (1024, 22595), (1280, 18076), (2560, 9038), (4519, 5120)]