20071844380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1559}}^1\times {\mathrm{2243}}^1$

素因数の和:3859

約数の個数: 96

約数和(自身を含む): 49401031680

約数和(自身を除く): 29329187300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 1559, 2243, 2870, 3118, 4486, 5740, 6236, 7795, 8972, 10913, 11215, 15590, 15701, 21826, 22430, 31180, 31402, 43652, 44860, 54565, 62804, 63919, 78505, 91963, 109130, 127838, 157010, 183926, 218260, 255676, 314020, 319595, 367852, 447433, 459815, 639190, 643741, 894866, 919630, 1278380, 1287482, 1789732, 1839260, 2237165, 2574964, 3218705, 3496837, 4474330, 6437410, 6993674, 8948660, 12874820, 13987348, 17484185, 24477859, 34968370, 48955718, 69936740, 97911436, 122389295, 143370317, 244778590, 286740634, 489557180, 573481268, 716851585, 1003592219, 1433703170, 2007184438, 2867406340, 4014368876, 5017961095, 10035922190, 20071844380]

約数ペア:

[(1, 20071844380), (2, 10035922190), (4, 5017961095), (5, 4014368876), (7, 2867406340), (10, 2007184438), (14, 1433703170), (20, 1003592219), (28, 716851585), (35, 573481268), (41, 489557180), (70, 286740634), (82, 244778590), (140, 143370317), (164, 122389295), (205, 97911436), (287, 69936740), (410, 48955718), (574, 34968370), (820, 24477859), (1148, 17484185), (1435, 13987348), (1559, 12874820), (2243, 8948660), (2870, 6993674), (3118, 6437410), (4486, 4474330), (5740, 3496837), (6236, 3218705), (7795, 2574964), (8972, 2237165), (10913, 1839260), (11215, 1789732), (15590, 1287482), (15701, 1278380), (21826, 919630), (22430, 894866), (31180, 643741), (31402, 639190), (43652, 459815), (44860, 447433), (54565, 367852), (62804, 319595), (63919, 314020), (78505, 255676), (91963, 218260), (109130, 183926), (127838, 157010)]