8739220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{62423}}^1$

素因数の和:62439

約数の個数: 24

約数和(自身を含む): 20974464

約数和(自身を除く): 12235244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 62423, 124846, 249692, 312115, 436961, 624230, 873922, 1248460, 1747844, 2184805, 4369610, 8739220]

約数ペア:

[(1, 8739220), (2, 4369610), (4, 2184805), (5, 1747844), (7, 1248460), (10, 873922), (14, 624230), (20, 436961), (28, 312115), (35, 249692), (70, 124846), (140, 62423)]