20035400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1301}}^1$

素因数の和:1335

約数の個数: 96

約数和(自身を含む): 58121280

約数和(自身を除く): 38085880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 140, 154, 175, 200, 220, 275, 280, 308, 350, 385, 440, 550, 616, 700, 770, 1100, 1301, 1400, 1540, 1925, 2200, 2602, 3080, 3850, 5204, 6505, 7700, 9107, 10408, 13010, 14311, 15400, 18214, 26020, 28622, 32525, 36428, 45535, 52040, 57244, 65050, 71555, 72856, 91070, 100177, 114488, 130100, 143110, 182140, 200354, 227675, 260200, 286220, 357775, 364280, 400708, 455350, 500885, 572440, 715550, 801416, 910700, 1001770, 1431100, 1821400, 2003540, 2504425, 2862200, 4007080, 5008850, 10017700, 20035400]

約数ペア:

[(1, 20035400), (2, 10017700), (4, 5008850), (5, 4007080), (7, 2862200), (8, 2504425), (10, 2003540), (11, 1821400), (14, 1431100), (20, 1001770), (22, 910700), (25, 801416), (28, 715550), (35, 572440), (40, 500885), (44, 455350), (50, 400708), (55, 364280), (56, 357775), (70, 286220), (77, 260200), (88, 227675), (100, 200354), (110, 182140), (140, 143110), (154, 130100), (175, 114488), (200, 100177), (220, 91070), (275, 72856), (280, 71555), (308, 65050), (350, 57244), (385, 52040), (440, 45535), (550, 36428), (616, 32525), (700, 28622), (770, 26020), (1100, 18214), (1301, 15400), (1400, 14311), (1540, 13010), (1925, 10408), (2200, 9107), (2602, 7700), (3080, 6505), (3850, 5204)]