396474620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{461017}}^1$

素因数の和:461069

約数の個数: 24

約数和(自身を含む): 851961264

約数和(自身を除く): 455486644

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 461017, 922034, 1844068, 2305085, 4610170, 9220340, 19823731, 39647462, 79294924, 99118655, 198237310, 396474620]

約数ペア:

[(1, 396474620), (2, 198237310), (4, 99118655), (5, 79294924), (10, 39647462), (20, 19823731), (43, 9220340), (86, 4610170), (172, 2305085), (215, 1844068), (430, 922034), (860, 461017)]