26284280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 69672960

約数和(自身を除く): 43388680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 41, 44, 47, 55, 62, 82, 88, 94, 110, 124, 155, 164, 188, 205, 220, 235, 248, 310, 328, 341, 376, 410, 440, 451, 470, 517, 620, 682, 820, 902, 940, 1034, 1240, 1271, 1364, 1457, 1640, 1705, 1804, 1880, 1927, 2068, 2255, 2542, 2585, 2728, 2914, 3410, 3608, 3854, 4136, 4510, 5084, 5170, 5828, 6355, 6820, 7285, 7708, 9020, 9635, 10168, 10340, 11656, 12710, 13640, 13981, 14570, 15416, 16027, 18040, 19270, 20680, 21197, 25420, 27962, 29140, 32054, 38540, 42394, 50840, 55924, 58280, 59737, 64108, 69905, 77080, 80135, 84788, 105985, 111848, 119474, 128216, 139810, 160270, 169576, 211970, 238948, 279620, 298685, 320540, 423940, 477896, 559240, 597370, 641080, 657107, 847880, 1194740, 1314214, 2389480, 2628428, 3285535, 5256856, 6571070, 13142140, 26284280]

約数ペア:

[(1, 26284280), (2, 13142140), (4, 6571070), (5, 5256856), (8, 3285535), (10, 2628428), (11, 2389480), (20, 1314214), (22, 1194740), (31, 847880), (40, 657107), (41, 641080), (44, 597370), (47, 559240), (55, 477896), (62, 423940), (82, 320540), (88, 298685), (94, 279620), (110, 238948), (124, 211970), (155, 169576), (164, 160270), (188, 139810), (205, 128216), (220, 119474), (235, 111848), (248, 105985), (310, 84788), (328, 80135), (341, 77080), (376, 69905), (410, 64108), (440, 59737), (451, 58280), (470, 55924), (517, 50840), (620, 42394), (682, 38540), (820, 32054), (902, 29140), (940, 27962), (1034, 25420), (1240, 21197), (1271, 20680), (1364, 19270), (1457, 18040), (1640, 16027), (1705, 15416), (1804, 14570), (1880, 13981), (1927, 13640), (2068, 12710), (2255, 11656), (2542, 10340), (2585, 10168), (2728, 9635), (2914, 9020), (3410, 7708), (3608, 7285), (3854, 6820), (4136, 6355), (4510, 5828), (5084, 5170)]