2021809600

素因数分解:

$2^6\times 5^2\times {\mathrm{1263631}}^1$

素因数の和:1263653

約数の個数: 42

約数和(自身を含む): 4974919184

約数和(自身を除く): 2953109584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 1263631, 2527262, 5054524, 6318155, 10109048, 12636310, 20218096, 25272620, 31590775, 40436192, 50545240, 63181550, 80872384, 101090480, 126363100, 202180960, 252726200, 404361920, 505452400, 1010904800, 2021809600]

約数ペア:

[(1, 2021809600), (2, 1010904800), (4, 505452400), (5, 404361920), (8, 252726200), (10, 202180960), (16, 126363100), (20, 101090480), (25, 80872384), (32, 63181550), (40, 50545240), (50, 40436192), (64, 31590775), (80, 25272620), (100, 20218096), (160, 12636310), (200, 10109048), (320, 6318155), (400, 5054524), (800, 2527262), (1600, 1263631)]