8401820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{60013}}^1$

素因数の和:60029

約数の個数: 24

約数和(自身を含む): 20164704

約数和(自身を除く): 11762884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 60013, 120026, 240052, 300065, 420091, 600130, 840182, 1200260, 1680364, 2100455, 4200910, 8401820]

約数ペア:

[(1, 8401820), (2, 4200910), (4, 2100455), (5, 1680364), (7, 1200260), (10, 840182), (14, 600130), (20, 420091), (28, 300065), (35, 240052), (70, 120026), (140, 60013)]