19244168840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1\times {\mathrm{1993}}^1$

素因数の和:2647

約数の個数: 128

約数和(自身を含む): 48238848000

約数和(自身を除く): 28994679160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 599, 620, 806, 1198, 1240, 1612, 1993, 2015, 2396, 2995, 3224, 3986, 4030, 4792, 5990, 7787, 7972, 8060, 9965, 11980, 15574, 15944, 16120, 18569, 19930, 23960, 25909, 31148, 37138, 38935, 39860, 51818, 61783, 62296, 74276, 77870, 79720, 92845, 103636, 123566, 129545, 148552, 155740, 185690, 207272, 241397, 247132, 259090, 308915, 311480, 371380, 482794, 494264, 518180, 617830, 742760, 803179, 965588, 1036360, 1193807, 1206985, 1235660, 1606358, 1931176, 2387614, 2413970, 2471320, 3212716, 4015895, 4775228, 4827940, 5969035, 6425432, 8031790, 9550456, 9655880, 11938070, 15519491, 16063580, 23876140, 31038982, 32127160, 37008017, 47752280, 62077964, 74016034, 77597455, 124155928, 148032068, 155194910, 185040085, 296064136, 310389820, 370080170, 481104221, 620779640, 740160340, 962208442, 1480320680, 1924416884, 2405521105, 3848833768, 4811042210, 9622084420, 19244168840]

約数ペア:

[(1, 19244168840), (2, 9622084420), (4, 4811042210), (5, 3848833768), (8, 2405521105), (10, 1924416884), (13, 1480320680), (20, 962208442), (26, 740160340), (31, 620779640), (40, 481104221), (52, 370080170), (62, 310389820), (65, 296064136), (104, 185040085), (124, 155194910), (130, 148032068), (155, 124155928), (248, 77597455), (260, 74016034), (310, 62077964), (403, 47752280), (520, 37008017), (599, 32127160), (620, 31038982), (806, 23876140), (1198, 16063580), (1240, 15519491), (1612, 11938070), (1993, 9655880), (2015, 9550456), (2396, 8031790), (2995, 6425432), (3224, 5969035), (3986, 4827940), (4030, 4775228), (4792, 4015895), (5990, 3212716), (7787, 2471320), (7972, 2413970), (8060, 2387614), (9965, 1931176), (11980, 1606358), (15574, 1235660), (15944, 1206985), (16120, 1193807), (18569, 1036360), (19930, 965588), (23960, 803179), (25909, 742760), (31148, 617830), (37138, 518180), (38935, 494264), (39860, 482794), (51818, 371380), (61783, 311480), (62296, 308915), (74276, 259090), (77870, 247132), (79720, 241397), (92845, 207272), (103636, 185690), (123566, 155740), (129545, 148552)]