1138825040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:937

約数の個数: 120

約数和(自身を含む): 2857317120

約数和(自身を除く): 1718492080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 361, 376, 380, 470, 722, 752, 760, 839, 893, 940, 1444, 1520, 1678, 1786, 1805, 1880, 2888, 3356, 3572, 3610, 3760, 4195, 4465, 5776, 6712, 7144, 7220, 8390, 8930, 13424, 14288, 14440, 15941, 16780, 16967, 17860, 28880, 31882, 33560, 33934, 35720, 39433, 63764, 67120, 67868, 71440, 78866, 79705, 84835, 127528, 135736, 157732, 159410, 169670, 197165, 255056, 271472, 302879, 315464, 318820, 339340, 394330, 605758, 630928, 637640, 678680, 749227, 788660, 1211516, 1275280, 1357360, 1498454, 1514395, 1577320, 2423032, 2996908, 3028790, 3154640, 3746135, 4846064, 5993816, 6057580, 7492270, 11987632, 12115160, 14235313, 14984540, 24230320, 28470626, 29969080, 56941252, 59938160, 71176565, 113882504, 142353130, 227765008, 284706260, 569412520, 1138825040]

約数ペア:

[(1, 1138825040), (2, 569412520), (4, 284706260), (5, 227765008), (8, 142353130), (10, 113882504), (16, 71176565), (19, 59938160), (20, 56941252), (38, 29969080), (40, 28470626), (47, 24230320), (76, 14984540), (80, 14235313), (94, 12115160), (95, 11987632), (152, 7492270), (188, 6057580), (190, 5993816), (235, 4846064), (304, 3746135), (361, 3154640), (376, 3028790), (380, 2996908), (470, 2423032), (722, 1577320), (752, 1514395), (760, 1498454), (839, 1357360), (893, 1275280), (940, 1211516), (1444, 788660), (1520, 749227), (1678, 678680), (1786, 637640), (1805, 630928), (1880, 605758), (2888, 394330), (3356, 339340), (3572, 318820), (3610, 315464), (3760, 302879), (4195, 271472), (4465, 255056), (5776, 197165), (6712, 169670), (7144, 159410), (7220, 157732), (8390, 135736), (8930, 127528), (13424, 84835), (14288, 79705), (14440, 78866), (15941, 71440), (16780, 67868), (16967, 67120), (17860, 63764), (28880, 39433), (31882, 35720), (33560, 33934)]