265047020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1893193}}^1$

素因数の和:1893209

約数の個数: 24

約数和(自身を含む): 636113184

約数和(自身を除く): 371066164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1893193, 3786386, 7572772, 9465965, 13252351, 18931930, 26504702, 37863860, 53009404, 66261755, 132523510, 265047020]

約数ペア:

[(1, 265047020), (2, 132523510), (4, 66261755), (5, 53009404), (7, 37863860), (10, 26504702), (14, 18931930), (20, 13252351), (28, 9465965), (35, 7572772), (70, 3786386), (140, 1893193)]