2111080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 4811400

約数和(自身を除く): 2700320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 593, 712, 890, 1186, 1780, 2372, 2965, 3560, 4744, 5930, 11860, 23720, 52777, 105554, 211108, 263885, 422216, 527770, 1055540, 2111080]

約数ペア:

[(1, 2111080), (2, 1055540), (4, 527770), (5, 422216), (8, 263885), (10, 211108), (20, 105554), (40, 52777), (89, 23720), (178, 11860), (356, 5930), (445, 4744), (593, 3560), (712, 2965), (890, 2372), (1186, 1780)]