20221497940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144439271}}^1$

素因数の和:144439287

約数の個数: 24

約数和(自身を含む): 48531595392

約数和(自身を除く): 28310097452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144439271, 288878542, 577757084, 722196355, 1011074897, 1444392710, 2022149794, 2888785420, 4044299588, 5055374485, 10110748970, 20221497940]

約数ペア:

[(1, 20221497940), (2, 10110748970), (4, 5055374485), (5, 4044299588), (7, 2888785420), (10, 2022149794), (14, 1444392710), (20, 1011074897), (28, 722196355), (35, 577757084), (70, 288878542), (140, 144439271)]