636686210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{9157}}^1$

素因数の和:9590

約数の個数: 32

約数和(自身を含む): 1216548720

約数和(自身を除く): 579862510

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 409, 818, 2045, 4090, 6953, 9157, 13906, 18314, 34765, 45785, 69530, 91570, 155669, 311338, 778345, 1556690, 3745213, 7490426, 18726065, 37452130, 63668621, 127337242, 318343105, 636686210]

約数ペア:

[(1, 636686210), (2, 318343105), (5, 127337242), (10, 63668621), (17, 37452130), (34, 18726065), (85, 7490426), (170, 3745213), (409, 1556690), (818, 778345), (2045, 311338), (4090, 155669), (6953, 91570), (9157, 69530), (13906, 45785), (18314, 34765)]