2017423820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1420721}}^1$

素因数の和:1420801

約数の個数: 24

約数和(自身を含む): 4296263328

約数和(自身を除く): 2278839508

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1420721, 2841442, 5682884, 7103605, 14207210, 28414420, 100871191, 201742382, 403484764, 504355955, 1008711910, 2017423820]

約数ペア:

[(1, 2017423820), (2, 1008711910), (4, 504355955), (5, 403484764), (10, 201742382), (20, 100871191), (71, 28414420), (142, 14207210), (284, 7103605), (355, 5682884), (710, 2841442), (1420, 1420721)]