84020240

素因数分解:

$2^4\times 5^1\times {\mathrm{1050253}}^1$

素因数の和:1050266

約数の個数: 20

約数和(自身を含む): 195347244

約数和(自身を除く): 111327004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1050253, 2100506, 4201012, 5251265, 8402024, 10502530, 16804048, 21005060, 42010120, 84020240]

約数ペア:

[(1, 84020240), (2, 42010120), (4, 21005060), (5, 16804048), (8, 10502530), (10, 8402024), (16, 5251265), (20, 4201012), (40, 2100506), (80, 1050253)]