123807080

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{20773}}^1$

素因数の和:20933

約数の個数: 32

約数和(自身を含む): 280449000

約数和(自身を除く): 156641920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 20773, 41546, 83092, 103865, 166184, 207730, 415460, 830920, 3095177, 6190354, 12380708, 15475885, 24761416, 30951770, 61903540, 123807080]

約数ペア:

[(1, 123807080), (2, 61903540), (4, 30951770), (5, 24761416), (8, 15475885), (10, 12380708), (20, 6190354), (40, 3095177), (149, 830920), (298, 415460), (596, 207730), (745, 166184), (1192, 103865), (1490, 83092), (2980, 41546), (5960, 20773)]