17941400

素因数分解:

$2^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{823}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 42147600

約数和(自身を除く): 24206200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 200, 218, 436, 545, 823, 872, 1090, 1646, 2180, 2725, 3292, 4115, 4360, 5450, 6584, 8230, 10900, 16460, 20575, 21800, 32920, 41150, 82300, 89707, 164600, 179414, 358828, 448535, 717656, 897070, 1794140, 2242675, 3588280, 4485350, 8970700, 17941400]

約数ペア:

[(1, 17941400), (2, 8970700), (4, 4485350), (5, 3588280), (8, 2242675), (10, 1794140), (20, 897070), (25, 717656), (40, 448535), (50, 358828), (100, 179414), (109, 164600), (200, 89707), (218, 82300), (436, 41150), (545, 32920), (823, 21800), (872, 20575), (1090, 16460), (1646, 10900), (2180, 8230), (2725, 6584), (3292, 5450), (4115, 4360)]