42188020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43049}}^1$

素因数の和:43072

約数の個数: 36

約数和(自身を含む): 103061700

約数和(自身を除く): 60873680

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 43049, 86098, 172196, 215245, 301343, 430490, 602686, 860980, 1205372, 1506715, 2109401, 3013430, 4218802, 6026860, 8437604, 10547005, 21094010, 42188020]

約数ペア:

[(1, 42188020), (2, 21094010), (4, 10547005), (5, 8437604), (7, 6026860), (10, 4218802), (14, 3013430), (20, 2109401), (28, 1506715), (35, 1205372), (49, 860980), (70, 602686), (98, 430490), (140, 301343), (196, 215245), (245, 172196), (490, 86098), (980, 43049)]