8271340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 22353408

約数和(自身を除く): 14082068

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 131, 140, 154, 164, 205, 220, 262, 287, 308, 385, 410, 451, 524, 574, 655, 770, 820, 902, 917, 1148, 1310, 1435, 1441, 1540, 1804, 1834, 2255, 2620, 2870, 2882, 3157, 3668, 4510, 4585, 5371, 5740, 5764, 6314, 7205, 9020, 9170, 10087, 10742, 12628, 14410, 15785, 18340, 20174, 21484, 26855, 28820, 31570, 37597, 40348, 50435, 53710, 59081, 63140, 75194, 100870, 107420, 118162, 150388, 187985, 201740, 236324, 295405, 375970, 413567, 590810, 751940, 827134, 1181620, 1654268, 2067835, 4135670, 8271340]

約数ペア:

[(1, 8271340), (2, 4135670), (4, 2067835), (5, 1654268), (7, 1181620), (10, 827134), (11, 751940), (14, 590810), (20, 413567), (22, 375970), (28, 295405), (35, 236324), (41, 201740), (44, 187985), (55, 150388), (70, 118162), (77, 107420), (82, 100870), (110, 75194), (131, 63140), (140, 59081), (154, 53710), (164, 50435), (205, 40348), (220, 37597), (262, 31570), (287, 28820), (308, 26855), (385, 21484), (410, 20174), (451, 18340), (524, 15785), (574, 14410), (655, 12628), (770, 10742), (820, 10087), (902, 9170), (917, 9020), (1148, 7205), (1310, 6314), (1435, 5764), (1441, 5740), (1540, 5371), (1804, 4585), (1834, 4510), (2255, 3668), (2620, 3157), (2870, 2882)]