16814080

素因数分解:

$2^{12}\times 5^1\times {\mathrm{821}}^1$

素因数の和:850

約数の個数: 52

約数和(自身を含む): 40398012

約数和(自身を除く): 23583932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 821, 1024, 1280, 1642, 2048, 2560, 3284, 4096, 4105, 5120, 6568, 8210, 10240, 13136, 16420, 20480, 26272, 32840, 52544, 65680, 105088, 131360, 210176, 262720, 420352, 525440, 840704, 1050880, 1681408, 2101760, 3362816, 4203520, 8407040, 16814080]

約数ペア:

[(1, 16814080), (2, 8407040), (4, 4203520), (5, 3362816), (8, 2101760), (10, 1681408), (16, 1050880), (20, 840704), (32, 525440), (40, 420352), (64, 262720), (80, 210176), (128, 131360), (160, 105088), (256, 65680), (320, 52544), (512, 32840), (640, 26272), (821, 20480), (1024, 16420), (1280, 13136), (1642, 10240), (2048, 8210), (2560, 6568), (3284, 5120), (4096, 4105)]