40821802

素因数分解:

$2^1\times 7^4\times {\mathrm{8501}}^1$

素因数の和:8531

約数の個数: 20

約数和(自身を含む): 71442306

約数和(自身を除く): 30620504

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 8501, 17002, 59507, 119014, 416549, 833098, 2915843, 5831686, 20410901, 40821802]

約数ペア:

[(1, 40821802), (2, 20410901), (7, 5831686), (14, 2915843), (49, 833098), (98, 416549), (343, 119014), (686, 59507), (2401, 17002), (4802, 8501)]