1036999640

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{26003}}^1$

素因数の和:27011

約数の個数: 32

約数和(自身を含む): 2335679280

約数和(自身を除く): 1298679640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1994, 3988, 4985, 7976, 9970, 19940, 26003, 39880, 52006, 104012, 130015, 208024, 260030, 520060, 1040120, 25924991, 51849982, 103699964, 129624955, 207399928, 259249910, 518499820, 1036999640]

約数ペア:

[(1, 1036999640), (2, 518499820), (4, 259249910), (5, 207399928), (8, 129624955), (10, 103699964), (20, 51849982), (40, 25924991), (997, 1040120), (1994, 520060), (3988, 260030), (4985, 208024), (7976, 130015), (9970, 104012), (19940, 52006), (26003, 39880)]