1900144820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13572463}}^1$

素因数の和:13572479

約数の個数: 24

約数和(自身を含む): 4560347904

約数和(自身を除く): 2660203084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13572463, 27144926, 54289852, 67862315, 95007241, 135724630, 190014482, 271449260, 380028964, 475036205, 950072410, 1900144820]

約数ペア:

[(1, 1900144820), (2, 950072410), (4, 475036205), (5, 380028964), (7, 271449260), (10, 190014482), (14, 135724630), (20, 95007241), (28, 67862315), (35, 54289852), (70, 27144926), (140, 13572463)]