18328600

素因数分解:

$2^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{811}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 43044120

約数和(自身を除く): 24715520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 113, 200, 226, 452, 565, 811, 904, 1130, 1622, 2260, 2825, 3244, 4055, 4520, 5650, 6488, 8110, 11300, 16220, 20275, 22600, 32440, 40550, 81100, 91643, 162200, 183286, 366572, 458215, 733144, 916430, 1832860, 2291075, 3665720, 4582150, 9164300, 18328600]

約数ペア:

[(1, 18328600), (2, 9164300), (4, 4582150), (5, 3665720), (8, 2291075), (10, 1832860), (20, 916430), (25, 733144), (40, 458215), (50, 366572), (100, 183286), (113, 162200), (200, 91643), (226, 81100), (452, 40550), (565, 32440), (811, 22600), (904, 20275), (1130, 16220), (1622, 11300), (2260, 8110), (2825, 6488), (3244, 5650), (4055, 4520)]