1799443640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{911}}^1$

素因数の和:1077

約数の個数: 128

約数和(自身を含む): 4491417600

約数和(自身を除く): 2691973960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 113, 115, 152, 184, 190, 226, 230, 380, 437, 452, 460, 565, 760, 874, 904, 911, 920, 1130, 1748, 1822, 2147, 2185, 2260, 2599, 3496, 3644, 4294, 4370, 4520, 4555, 5198, 7288, 8588, 8740, 9110, 10396, 10735, 12995, 17176, 17309, 17480, 18220, 20792, 20953, 21470, 25990, 34618, 36440, 41906, 42940, 49381, 51980, 69236, 83812, 85880, 86545, 98762, 102943, 103960, 104765, 138472, 167624, 173090, 197524, 205886, 209530, 246905, 346180, 395048, 398107, 411772, 419060, 493810, 514715, 692360, 796214, 823544, 838120, 987620, 1029430, 1592428, 1955917, 1975240, 1990535, 2058860, 2367689, 3184856, 3911834, 3981070, 4117720, 4735378, 7823668, 7962140, 9470756, 9779585, 11838445, 15647336, 15924280, 18941512, 19559170, 23676890, 39118340, 44986091, 47353780, 78236680, 89972182, 94707560, 179944364, 224930455, 359888728, 449860910, 899721820, 1799443640]

約数ペア:

[(1, 1799443640), (2, 899721820), (4, 449860910), (5, 359888728), (8, 224930455), (10, 179944364), (19, 94707560), (20, 89972182), (23, 78236680), (38, 47353780), (40, 44986091), (46, 39118340), (76, 23676890), (92, 19559170), (95, 18941512), (113, 15924280), (115, 15647336), (152, 11838445), (184, 9779585), (190, 9470756), (226, 7962140), (230, 7823668), (380, 4735378), (437, 4117720), (452, 3981070), (460, 3911834), (565, 3184856), (760, 2367689), (874, 2058860), (904, 1990535), (911, 1975240), (920, 1955917), (1130, 1592428), (1748, 1029430), (1822, 987620), (2147, 838120), (2185, 823544), (2260, 796214), (2599, 692360), (3496, 514715), (3644, 493810), (4294, 419060), (4370, 411772), (4520, 398107), (4555, 395048), (5198, 346180), (7288, 246905), (8588, 209530), (8740, 205886), (9110, 197524), (10396, 173090), (10735, 167624), (12995, 138472), (17176, 104765), (17309, 103960), (17480, 102943), (18220, 98762), (20792, 86545), (20953, 85880), (21470, 83812), (25990, 69236), (34618, 51980), (36440, 49381), (41906, 42940)]