39814280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2207}}^1$

素因数の和:2270

約数の個数: 64

約数和(自身を含む): 100154880

約数和(自身を除く): 60340600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2207, 2255, 3608, 4414, 4510, 8828, 9020, 11035, 17656, 18040, 22070, 24277, 44140, 48554, 88280, 90487, 97108, 121385, 180974, 194216, 242770, 361948, 452435, 485540, 723896, 904870, 971080, 995357, 1809740, 1990714, 3619480, 3981428, 4976785, 7962856, 9953570, 19907140, 39814280]

約数ペア:

[(1, 39814280), (2, 19907140), (4, 9953570), (5, 7962856), (8, 4976785), (10, 3981428), (11, 3619480), (20, 1990714), (22, 1809740), (40, 995357), (41, 971080), (44, 904870), (55, 723896), (82, 485540), (88, 452435), (110, 361948), (164, 242770), (205, 194216), (220, 180974), (328, 121385), (410, 97108), (440, 90487), (451, 88280), (820, 48554), (902, 44140), (1640, 24277), (1804, 22070), (2207, 18040), (2255, 17656), (3608, 11035), (4414, 9020), (4510, 8828)]