29126880040

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{900089}}^1$

素因数の和:900909

約数の個数: 32

約数和(自身を含む): 65616561000

約数和(自身を除く): 36489680960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1618, 3236, 4045, 6472, 8090, 16180, 32360, 900089, 1800178, 3600356, 4500445, 7200712, 9000890, 18001780, 36003560, 728172001, 1456344002, 2912688004, 3640860005, 5825376008, 7281720010, 14563440020, 29126880040]

約数ペア:

[(1, 29126880040), (2, 14563440020), (4, 7281720010), (5, 5825376008), (8, 3640860005), (10, 2912688004), (20, 1456344002), (40, 728172001), (809, 36003560), (1618, 18001780), (3236, 9000890), (4045, 7200712), (6472, 4500445), (8090, 3600356), (16180, 1800178), (32360, 900089)]