40640900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8647}}^1$

素因数の和:8708

約数の個数: 36

約数和(自身を含む): 90077568

約数和(自身を除く): 49436668

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350, 4700, 8647, 17294, 34588, 43235, 86470, 172940, 216175, 406409, 432350, 812818, 864700, 1625636, 2032045, 4064090, 8128180, 10160225, 20320450, 40640900]

約数ペア:

[(1, 40640900), (2, 20320450), (4, 10160225), (5, 8128180), (10, 4064090), (20, 2032045), (25, 1625636), (47, 864700), (50, 812818), (94, 432350), (100, 406409), (188, 216175), (235, 172940), (470, 86470), (940, 43235), (1175, 34588), (2350, 17294), (4700, 8647)]