9894440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 24019200

約数和(自身を除く): 14124760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 277, 376, 380, 470, 554, 760, 893, 940, 1108, 1385, 1786, 1880, 2216, 2770, 3572, 4465, 5263, 5540, 7144, 8930, 10526, 11080, 13019, 17860, 21052, 26038, 26315, 35720, 42104, 52076, 52630, 65095, 104152, 105260, 130190, 210520, 247361, 260380, 494722, 520760, 989444, 1236805, 1978888, 2473610, 4947220, 9894440]

約数ペア:

[(1, 9894440), (2, 4947220), (4, 2473610), (5, 1978888), (8, 1236805), (10, 989444), (19, 520760), (20, 494722), (38, 260380), (40, 247361), (47, 210520), (76, 130190), (94, 105260), (95, 104152), (152, 65095), (188, 52630), (190, 52076), (235, 42104), (277, 35720), (376, 26315), (380, 26038), (470, 21052), (554, 17860), (760, 13019), (893, 11080), (940, 10526), (1108, 8930), (1385, 7144), (1786, 5540), (1880, 5263), (2216, 4465), (2770, 3572)]