9811720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 23950080

約数和(自身を除く): 14138360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 307, 340, 376, 470, 614, 680, 799, 940, 1228, 1535, 1598, 1880, 2456, 3070, 3196, 3995, 5219, 6140, 6392, 7990, 10438, 12280, 14429, 15980, 20876, 26095, 28858, 31960, 41752, 52190, 57716, 72145, 104380, 115432, 144290, 208760, 245293, 288580, 490586, 577160, 981172, 1226465, 1962344, 2452930, 4905860, 9811720]

約数ペア:

[(1, 9811720), (2, 4905860), (4, 2452930), (5, 1962344), (8, 1226465), (10, 981172), (17, 577160), (20, 490586), (34, 288580), (40, 245293), (47, 208760), (68, 144290), (85, 115432), (94, 104380), (136, 72145), (170, 57716), (188, 52190), (235, 41752), (307, 31960), (340, 28858), (376, 26095), (470, 20876), (614, 15980), (680, 14429), (799, 12280), (940, 10438), (1228, 7990), (1535, 6392), (1598, 6140), (1880, 5219), (2456, 3995), (3070, 3196)]