124771220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{891223}}^1$

素因数の和:891239

約数の個数: 24

約数和(自身を含む): 299451264

約数和(自身を除く): 174680044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 891223, 1782446, 3564892, 4456115, 6238561, 8912230, 12477122, 17824460, 24954244, 31192805, 62385610, 124771220]

約数ペア:

[(1, 124771220), (2, 62385610), (4, 31192805), (5, 24954244), (7, 17824460), (10, 12477122), (14, 8912230), (20, 6238561), (28, 4456115), (35, 3564892), (70, 1782446), (140, 891223)]