74859820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2687}}^1$

素因数の和:2902

約数の個数: 48

約数和(自身を含む): 180633600

約数和(自身を除く): 105773780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2687, 2786, 3980, 5374, 5572, 6965, 10748, 13435, 13930, 18809, 26870, 27860, 37618, 53740, 75236, 94045, 188090, 376180, 534713, 1069426, 2138852, 2673565, 3742991, 5347130, 7485982, 10694260, 14971964, 18714955, 37429910, 74859820]

約数ペア:

[(1, 74859820), (2, 37429910), (4, 18714955), (5, 14971964), (7, 10694260), (10, 7485982), (14, 5347130), (20, 3742991), (28, 2673565), (35, 2138852), (70, 1069426), (140, 534713), (199, 376180), (398, 188090), (796, 94045), (995, 75236), (1393, 53740), (1990, 37618), (2687, 27860), (2786, 26870), (3980, 18809), (5374, 13930), (5572, 13435), (6965, 10748)]