827200420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1008781}}^1$

素因数の和:1008831

約数の個数: 24

約数和(自身を含む): 1779491448

約数和(自身を除く): 952291028

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1008781, 2017562, 4035124, 5043905, 10087810, 20175620, 41360021, 82720042, 165440084, 206800105, 413600210, 827200420]

約数ペア:

[(1, 827200420), (2, 413600210), (4, 206800105), (5, 165440084), (10, 82720042), (20, 41360021), (41, 20175620), (82, 10087810), (164, 5043905), (205, 4035124), (410, 2017562), (820, 1008781)]