8713308040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1\times {\mathrm{991}}^1$

素因数の和:1547

約数の個数: 128

約数和(自身を含む): 21598617600

約数和(自身を除く): 12885309560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 503, 760, 874, 920, 991, 1006, 1748, 1982, 2012, 2185, 2515, 3496, 3964, 4024, 4370, 4955, 5030, 7928, 8740, 9557, 9910, 10060, 11569, 17480, 18829, 19114, 19820, 20120, 22793, 23138, 37658, 38228, 39640, 45586, 46276, 47785, 57845, 75316, 76456, 91172, 92552, 94145, 95570, 113965, 115690, 150632, 182344, 188290, 191140, 219811, 227930, 231380, 376580, 382280, 433067, 439622, 455860, 462760, 498473, 753160, 866134, 879244, 911720, 996946, 1099055, 1732268, 1758488, 1993892, 2165335, 2198110, 2492365, 3464536, 3987784, 4330670, 4396220, 4984730, 8661340, 8792440, 9470987, 9969460, 11464879, 17322680, 18941974, 19938920, 22929758, 37883948, 45859516, 47354935, 57324395, 75767896, 91719032, 94709870, 114648790, 189419740, 217832701, 229297580, 378839480, 435665402, 458595160, 871330804, 1089163505, 1742661608, 2178327010, 4356654020, 8713308040]

約数ペア:

[(1, 8713308040), (2, 4356654020), (4, 2178327010), (5, 1742661608), (8, 1089163505), (10, 871330804), (19, 458595160), (20, 435665402), (23, 378839480), (38, 229297580), (40, 217832701), (46, 189419740), (76, 114648790), (92, 94709870), (95, 91719032), (115, 75767896), (152, 57324395), (184, 47354935), (190, 45859516), (230, 37883948), (380, 22929758), (437, 19938920), (460, 18941974), (503, 17322680), (760, 11464879), (874, 9969460), (920, 9470987), (991, 8792440), (1006, 8661340), (1748, 4984730), (1982, 4396220), (2012, 4330670), (2185, 3987784), (2515, 3464536), (3496, 2492365), (3964, 2198110), (4024, 2165335), (4370, 1993892), (4955, 1758488), (5030, 1732268), (7928, 1099055), (8740, 996946), (9557, 911720), (9910, 879244), (10060, 866134), (11569, 753160), (17480, 498473), (18829, 462760), (19114, 455860), (19820, 439622), (20120, 433067), (22793, 382280), (23138, 376580), (37658, 231380), (38228, 227930), (39640, 219811), (45586, 191140), (46276, 188290), (47785, 182344), (57845, 150632), (75316, 115690), (76456, 113965), (91172, 95570), (92552, 94145)]