12895752010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:676

約数の個数: 128

約数和(自身を含む): 26202009600

約数和(自身を除く): 13306257590

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 71, 89, 95, 115, 142, 178, 190, 230, 355, 437, 445, 467, 710, 874, 890, 934, 1349, 1633, 1691, 2047, 2185, 2335, 2698, 3266, 3382, 4094, 4370, 4670, 6319, 6745, 8165, 8455, 8873, 10235, 10741, 12638, 13490, 16330, 16910, 17746, 20470, 21482, 31027, 31595, 33157, 38893, 41563, 44365, 53705, 62054, 63190, 66314, 77786, 83126, 88730, 107410, 120061, 145337, 155135, 165785, 194465, 204079, 207815, 240122, 290674, 310270, 331570, 388930, 408158, 415630, 600305, 629983, 726685, 762611, 789697, 955949, 1020395, 1200610, 1259966, 1453370, 1525222, 1579394, 1911898, 2040790, 2761403, 2950973, 3149915, 3813055, 3948485, 4779745, 5522806, 5901946, 6299830, 7626110, 7896970, 9559490, 13807015, 14489609, 14754865, 18163031, 27614030, 28979218, 29509730, 36326062, 56068487, 67872379, 72448045, 90815155, 112136974, 135744758, 144896090, 181630310, 280342435, 339361895, 560684870, 678723790, 1289575201, 2579150402, 6447876005, 12895752010]

約数ペア:

[(1, 12895752010), (2, 6447876005), (5, 2579150402), (10, 1289575201), (19, 678723790), (23, 560684870), (38, 339361895), (46, 280342435), (71, 181630310), (89, 144896090), (95, 135744758), (115, 112136974), (142, 90815155), (178, 72448045), (190, 67872379), (230, 56068487), (355, 36326062), (437, 29509730), (445, 28979218), (467, 27614030), (710, 18163031), (874, 14754865), (890, 14489609), (934, 13807015), (1349, 9559490), (1633, 7896970), (1691, 7626110), (2047, 6299830), (2185, 5901946), (2335, 5522806), (2698, 4779745), (3266, 3948485), (3382, 3813055), (4094, 3149915), (4370, 2950973), (4670, 2761403), (6319, 2040790), (6745, 1911898), (8165, 1579394), (8455, 1525222), (8873, 1453370), (10235, 1259966), (10741, 1200610), (12638, 1020395), (13490, 955949), (16330, 789697), (16910, 762611), (17746, 726685), (20470, 629983), (21482, 600305), (31027, 415630), (31595, 408158), (33157, 388930), (38893, 331570), (41563, 310270), (44365, 290674), (53705, 240122), (62054, 207815), (63190, 204079), (66314, 194465), (77786, 165785), (83126, 155135), (88730, 145337), (107410, 120061)]