9865040

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:719

約数の個数: 40

約数和(自身を含む): 23067720

約数和(自身を除く): 13202680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 389, 634, 778, 1268, 1556, 1585, 1945, 2536, 3112, 3170, 3890, 5072, 6224, 6340, 7780, 12680, 15560, 25360, 31120, 123313, 246626, 493252, 616565, 986504, 1233130, 1973008, 2466260, 4932520, 9865040]

約数ペア:

[(1, 9865040), (2, 4932520), (4, 2466260), (5, 1973008), (8, 1233130), (10, 986504), (16, 616565), (20, 493252), (40, 246626), (80, 123313), (317, 31120), (389, 25360), (634, 15560), (778, 12680), (1268, 7780), (1556, 6340), (1585, 6224), (1945, 5072), (2536, 3890), (3112, 3170)]