2017875440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{76667}}^1$

素因数の和:76734

約数の個数: 80

約数和(自身を含む): 5475935232

約数和(自身を除く): 3458059792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 3290, 3760, 5264, 6580, 13160, 26320, 76667, 153334, 306668, 383335, 536669, 613336, 766670, 1073338, 1226672, 1533340, 2146676, 2683345, 3066680, 3603349, 4293352, 5366690, 6133360, 7206698, 8586704, 10733380, 14413396, 18016745, 21466760, 25223443, 28826792, 36033490, 42933520, 50446886, 57653584, 72066980, 100893772, 126117215, 144133960, 201787544, 252234430, 288267920, 403575088, 504468860, 1008937720, 2017875440]

約数ペア:

[(1, 2017875440), (2, 1008937720), (4, 504468860), (5, 403575088), (7, 288267920), (8, 252234430), (10, 201787544), (14, 144133960), (16, 126117215), (20, 100893772), (28, 72066980), (35, 57653584), (40, 50446886), (47, 42933520), (56, 36033490), (70, 28826792), (80, 25223443), (94, 21466760), (112, 18016745), (140, 14413396), (188, 10733380), (235, 8586704), (280, 7206698), (329, 6133360), (376, 5366690), (470, 4293352), (560, 3603349), (658, 3066680), (752, 2683345), (940, 2146676), (1316, 1533340), (1645, 1226672), (1880, 1073338), (2632, 766670), (3290, 613336), (3760, 536669), (5264, 383335), (6580, 306668), (13160, 153334), (26320, 76667)]