18614120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{9497}}^1$

素因数の和:9522

約数の個数: 48

約数和(自身を含む): 48724740

約数和(自身を除く): 30110620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 9497, 18994, 37988, 47485, 66479, 75976, 94970, 132958, 189940, 265916, 332395, 379880, 465353, 531832, 664790, 930706, 1329580, 1861412, 2326765, 2659160, 3722824, 4653530, 9307060, 18614120]

約数ペア:

[(1, 18614120), (2, 9307060), (4, 4653530), (5, 3722824), (7, 2659160), (8, 2326765), (10, 1861412), (14, 1329580), (20, 930706), (28, 664790), (35, 531832), (40, 465353), (49, 379880), (56, 332395), (70, 265916), (98, 189940), (140, 132958), (196, 94970), (245, 75976), (280, 66479), (392, 47485), (490, 37988), (980, 18994), (1960, 9497)]