40018244

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{647}}^1$

素因数の和:752

約数の個数: 36

約数和(自身を含む): 81902016

約数和(自身を除く): 41883772

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 647, 658, 1294, 1316, 2209, 2588, 4418, 4529, 8836, 9058, 15463, 18116, 30409, 30926, 60818, 61852, 121636, 212863, 425726, 851452, 1429223, 2858446, 5716892, 10004561, 20009122, 40018244]

約数ペア:

[(1, 40018244), (2, 20009122), (4, 10004561), (7, 5716892), (14, 2858446), (28, 1429223), (47, 851452), (94, 425726), (188, 212863), (329, 121636), (647, 61852), (658, 60818), (1294, 30926), (1316, 30409), (2209, 18116), (2588, 15463), (4418, 9058), (4529, 8836)]