27358520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 70848000

約数和(自身を除く): 43489480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 398, 491, 796, 982, 995, 1393, 1592, 1964, 1990, 2455, 2786, 3437, 3928, 3980, 4910, 5572, 6874, 6965, 7960, 9820, 11144, 13748, 13930, 17185, 19640, 27496, 27860, 34370, 55720, 68740, 97709, 137480, 195418, 390836, 488545, 683963, 781672, 977090, 1367926, 1954180, 2735852, 3419815, 3908360, 5471704, 6839630, 13679260, 27358520]

約数ペア:

[(1, 27358520), (2, 13679260), (4, 6839630), (5, 5471704), (7, 3908360), (8, 3419815), (10, 2735852), (14, 1954180), (20, 1367926), (28, 977090), (35, 781672), (40, 683963), (56, 488545), (70, 390836), (140, 195418), (199, 137480), (280, 97709), (398, 68740), (491, 55720), (796, 34370), (982, 27860), (995, 27496), (1393, 19640), (1592, 17185), (1964, 13930), (1990, 13748), (2455, 11144), (2786, 9820), (3437, 7960), (3928, 6965), (3980, 6874), (4910, 5572)]