20100841712

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1\times {\mathrm{2203}}^1$

素因数の和:4246

約数の個数: 80

約数和(自身を含む): 45638245632

約数和(自身を除く): 25537403920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 1987, 2203, 2296, 3974, 4406, 4592, 7948, 8812, 13909, 15421, 15896, 17624, 27818, 30842, 31792, 35248, 55636, 61684, 81467, 90323, 111272, 123368, 162934, 180646, 222544, 246736, 325868, 361292, 570269, 632261, 651736, 722584, 1140538, 1264522, 1303472, 1445168, 2281076, 2529044, 4377361, 4562152, 5058088, 8754722, 9124304, 10116176, 17509444, 30641527, 35018888, 61283054, 70037776, 122566108, 179471801, 245132216, 358943602, 490264432, 717887204, 1256302607, 1435774408, 2512605214, 2871548816, 5025210428, 10050420856, 20100841712]

約数ペア:

[(1, 20100841712), (2, 10050420856), (4, 5025210428), (7, 2871548816), (8, 2512605214), (14, 1435774408), (16, 1256302607), (28, 717887204), (41, 490264432), (56, 358943602), (82, 245132216), (112, 179471801), (164, 122566108), (287, 70037776), (328, 61283054), (574, 35018888), (656, 30641527), (1148, 17509444), (1987, 10116176), (2203, 9124304), (2296, 8754722), (3974, 5058088), (4406, 4562152), (4592, 4377361), (7948, 2529044), (8812, 2281076), (13909, 1445168), (15421, 1303472), (15896, 1264522), (17624, 1140538), (27818, 722584), (30842, 651736), (31792, 632261), (35248, 570269), (55636, 361292), (61684, 325868), (81467, 246736), (90323, 222544), (111272, 180646), (123368, 162934)]