2020551460

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1000273}}^1$

素因数の和:1000383

約数の個数: 24

約数和(自身を含む): 4285173816

約数和(自身を除く): 2264622356

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 1000273, 2000546, 4001092, 5001365, 10002730, 20005460, 101027573, 202055146, 404110292, 505137865, 1010275730, 2020551460]

約数ペア:

[(1, 2020551460), (2, 1010275730), (4, 505137865), (5, 404110292), (10, 202055146), (20, 101027573), (101, 20005460), (202, 10002730), (404, 5001365), (505, 4001092), (1010, 2000546), (2020, 1000273)]