28949690

素因数分解:

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

素因数の和:204

約数の個数: 96

約数和(自身を含む): 68257728

約数和(自身を除く): 39308038

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 49, 55, 70, 77, 82, 98, 110, 131, 154, 205, 245, 262, 287, 385, 410, 451, 490, 539, 574, 655, 770, 902, 917, 1078, 1310, 1435, 1441, 1834, 2009, 2255, 2695, 2870, 2882, 3157, 4018, 4510, 4585, 5371, 5390, 6314, 6419, 7205, 9170, 10045, 10087, 10742, 12838, 14410, 15785, 20090, 20174, 22099, 26855, 31570, 32095, 37597, 44198, 50435, 53710, 59081, 64190, 70609, 75194, 100870, 110495, 118162, 141218, 187985, 220990, 263179, 295405, 353045, 375970, 413567, 526358, 590810, 706090, 827134, 1315895, 2067835, 2631790, 2894969, 4135670, 5789938, 14474845, 28949690]

約数ペア:

[(1, 28949690), (2, 14474845), (5, 5789938), (7, 4135670), (10, 2894969), (11, 2631790), (14, 2067835), (22, 1315895), (35, 827134), (41, 706090), (49, 590810), (55, 526358), (70, 413567), (77, 375970), (82, 353045), (98, 295405), (110, 263179), (131, 220990), (154, 187985), (205, 141218), (245, 118162), (262, 110495), (287, 100870), (385, 75194), (410, 70609), (451, 64190), (490, 59081), (539, 53710), (574, 50435), (655, 44198), (770, 37597), (902, 32095), (917, 31570), (1078, 26855), (1310, 22099), (1435, 20174), (1441, 20090), (1834, 15785), (2009, 14410), (2255, 12838), (2695, 10742), (2870, 10087), (2882, 10045), (3157, 9170), (4018, 7205), (4510, 6419), (4585, 6314), (5371, 5390)]