8501388440

素因数分解:

$2^3\times 5^1\times {\mathrm{212534711}}^1$

素因数の和:212534722

約数の個数: 16

約数和(自身を含む): 19128124080

約数和(自身を除く): 10626735640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 212534711, 425069422, 850138844, 1062673555, 1700277688, 2125347110, 4250694220, 8501388440]

約数ペア:

[(1, 8501388440), (2, 4250694220), (4, 2125347110), (5, 1700277688), (8, 1062673555), (10, 850138844), (20, 425069422), (40, 212534711)]