2678060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 7354368

約数和(自身を除く): 4676308

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 47, 55, 70, 74, 77, 94, 110, 140, 148, 154, 185, 188, 220, 235, 259, 308, 329, 370, 385, 407, 470, 517, 518, 658, 740, 770, 814, 940, 1034, 1036, 1295, 1316, 1540, 1628, 1645, 1739, 2035, 2068, 2585, 2590, 2849, 3290, 3478, 3619, 4070, 5170, 5180, 5698, 6580, 6956, 7238, 8140, 8695, 10340, 11396, 12173, 14245, 14476, 17390, 18095, 19129, 24346, 28490, 34780, 36190, 38258, 48692, 56980, 60865, 72380, 76516, 95645, 121730, 133903, 191290, 243460, 267806, 382580, 535612, 669515, 1339030, 2678060]

約数ペア:

[(1, 2678060), (2, 1339030), (4, 669515), (5, 535612), (7, 382580), (10, 267806), (11, 243460), (14, 191290), (20, 133903), (22, 121730), (28, 95645), (35, 76516), (37, 72380), (44, 60865), (47, 56980), (55, 48692), (70, 38258), (74, 36190), (77, 34780), (94, 28490), (110, 24346), (140, 19129), (148, 18095), (154, 17390), (185, 14476), (188, 14245), (220, 12173), (235, 11396), (259, 10340), (308, 8695), (329, 8140), (370, 7238), (385, 6956), (407, 6580), (470, 5698), (517, 5180), (518, 5170), (658, 4070), (740, 3619), (770, 3478), (814, 3290), (940, 2849), (1034, 2590), (1036, 2585), (1295, 2068), (1316, 2035), (1540, 1739), (1628, 1645)]