1244740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 3169152

約数和(自身を除く): 1924412

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 523, 595, 1046, 1190, 2092, 2380, 2615, 3661, 5230, 7322, 8891, 10460, 14644, 17782, 18305, 35564, 36610, 44455, 62237, 73220, 88910, 124474, 177820, 248948, 311185, 622370, 1244740]

約数ペア:

[(1, 1244740), (2, 622370), (4, 311185), (5, 248948), (7, 177820), (10, 124474), (14, 88910), (17, 73220), (20, 62237), (28, 44455), (34, 36610), (35, 35564), (68, 18305), (70, 17782), (85, 14644), (119, 10460), (140, 8891), (170, 7322), (238, 5230), (340, 3661), (476, 2615), (523, 2380), (595, 2092), (1046, 1190)]