18789275920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{8377}}^1$

素因数の和:8489

約数の個数: 120

約数和(自身を含む): 46534193496

約数和(自身を除く): 27744917576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 53, 80, 92, 106, 115, 184, 212, 230, 265, 368, 424, 460, 529, 530, 848, 920, 1058, 1060, 1219, 1840, 2116, 2120, 2438, 2645, 4232, 4240, 4876, 5290, 6095, 8377, 8464, 9752, 10580, 12190, 16754, 19504, 21160, 24380, 28037, 33508, 41885, 42320, 48760, 56074, 67016, 83770, 97520, 112148, 134032, 140185, 167540, 192671, 224296, 280370, 335080, 385342, 443981, 448592, 560740, 670160, 770684, 887962, 963355, 1121480, 1541368, 1775924, 1926710, 2219905, 2242960, 3082736, 3551848, 3853420, 4431433, 4439810, 7103696, 7706840, 8862866, 8879620, 10211563, 15413680, 17725732, 17759240, 20423126, 22157165, 35451464, 35518480, 40846252, 44314330, 51057815, 70902928, 81692504, 88628660, 102115630, 163385008, 177257320, 204231260, 234865949, 354514640, 408462520, 469731898, 816925040, 939463796, 1174329745, 1878927592, 2348659490, 3757855184, 4697318980, 9394637960, 18789275920]

約数ペア:

[(1, 18789275920), (2, 9394637960), (4, 4697318980), (5, 3757855184), (8, 2348659490), (10, 1878927592), (16, 1174329745), (20, 939463796), (23, 816925040), (40, 469731898), (46, 408462520), (53, 354514640), (80, 234865949), (92, 204231260), (106, 177257320), (115, 163385008), (184, 102115630), (212, 88628660), (230, 81692504), (265, 70902928), (368, 51057815), (424, 44314330), (460, 40846252), (529, 35518480), (530, 35451464), (848, 22157165), (920, 20423126), (1058, 17759240), (1060, 17725732), (1219, 15413680), (1840, 10211563), (2116, 8879620), (2120, 8862866), (2438, 7706840), (2645, 7103696), (4232, 4439810), (4240, 4431433), (4876, 3853420), (5290, 3551848), (6095, 3082736), (8377, 2242960), (8464, 2219905), (9752, 1926710), (10580, 1775924), (12190, 1541368), (16754, 1121480), (19504, 963355), (21160, 887962), (24380, 770684), (28037, 670160), (33508, 560740), (41885, 448592), (42320, 443981), (48760, 385342), (56074, 335080), (67016, 280370), (83770, 224296), (97520, 192671), (112148, 167540), (134032, 140185)]