11281880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 27527040

約数和(自身を除く): 16245160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 353, 376, 470, 680, 706, 799, 940, 1412, 1598, 1765, 1880, 2824, 3196, 3530, 3995, 6001, 6392, 7060, 7990, 12002, 14120, 15980, 16591, 24004, 30005, 31960, 33182, 48008, 60010, 66364, 82955, 120020, 132728, 165910, 240040, 282047, 331820, 564094, 663640, 1128188, 1410235, 2256376, 2820470, 5640940, 11281880]

約数ペア:

[(1, 11281880), (2, 5640940), (4, 2820470), (5, 2256376), (8, 1410235), (10, 1128188), (17, 663640), (20, 564094), (34, 331820), (40, 282047), (47, 240040), (68, 165910), (85, 132728), (94, 120020), (136, 82955), (170, 66364), (188, 60010), (235, 48008), (340, 33182), (353, 31960), (376, 30005), (470, 24004), (680, 16591), (706, 15980), (799, 14120), (940, 12002), (1412, 7990), (1598, 7060), (1765, 6392), (1880, 6001), (2824, 3995), (3196, 3530)]