2044989880

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{700339}}^1$

素因数の和:700423

約数の個数: 32

約数和(自身を含む): 4664264400

約数和(自身を除く): 2619274520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 700339, 1400678, 2801356, 3501695, 5602712, 7003390, 14006780, 28013560, 51124747, 102249494, 204498988, 255623735, 408997976, 511247470, 1022494940, 2044989880]

約数ペア:

[(1, 2044989880), (2, 1022494940), (4, 511247470), (5, 408997976), (8, 255623735), (10, 204498988), (20, 102249494), (40, 51124747), (73, 28013560), (146, 14006780), (292, 7003390), (365, 5602712), (584, 3501695), (730, 2801356), (1460, 1400678), (2920, 700339)]