201040220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{245171}}^1$

素因数の和:245221

約数の個数: 24

約数和(自身を含む): 432483408

約数和(自身を除く): 231443188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 245171, 490342, 980684, 1225855, 2451710, 4903420, 10052011, 20104022, 40208044, 50260055, 100520110, 201040220]

約数ペア:

[(1, 201040220), (2, 100520110), (4, 50260055), (5, 40208044), (10, 20104022), (20, 10052011), (41, 4903420), (82, 2451710), (164, 1225855), (205, 980684), (410, 490342), (820, 245171)]