40345040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7103}}^1$

素因数の和:7187

約数の個数: 40

約数和(自身を含む): 95136768

約数和(自身を除く): 54791728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 7103, 14206, 28412, 35515, 56824, 71030, 113648, 142060, 284120, 504313, 568240, 1008626, 2017252, 2521565, 4034504, 5043130, 8069008, 10086260, 20172520, 40345040]

約数ペア:

[(1, 40345040), (2, 20172520), (4, 10086260), (5, 8069008), (8, 5043130), (10, 4034504), (16, 2521565), (20, 2017252), (40, 1008626), (71, 568240), (80, 504313), (142, 284120), (284, 142060), (355, 113648), (568, 71030), (710, 56824), (1136, 35515), (1420, 28412), (2840, 14206), (5680, 7103)]