2054740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1527

約数の個数: 24

約数和(自身を含む): 4378752

約数和(自身を除く): 2324012

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1447, 2894, 5788, 7235, 14470, 28940, 102737, 205474, 410948, 513685, 1027370, 2054740]

約数ペア:

[(1, 2054740), (2, 1027370), (4, 513685), (5, 410948), (10, 205474), (20, 102737), (71, 28940), (142, 14470), (284, 7235), (355, 5788), (710, 2894), (1420, 1447)]