19041492080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{25679}}^1$

素因数の和:25759

約数の個数: 160

約数和(自身を含む): 51356712960

約数和(自身を除く): 32315220880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 40, 46, 52, 62, 65, 80, 92, 104, 115, 124, 130, 155, 184, 208, 230, 248, 260, 299, 310, 368, 403, 460, 496, 520, 598, 620, 713, 806, 920, 1040, 1196, 1240, 1426, 1495, 1612, 1840, 2015, 2392, 2480, 2852, 2990, 3224, 3565, 4030, 4784, 5704, 5980, 6448, 7130, 8060, 9269, 11408, 11960, 14260, 16120, 18538, 23920, 25679, 28520, 32240, 37076, 46345, 51358, 57040, 74152, 92690, 102716, 128395, 148304, 185380, 205432, 256790, 333827, 370760, 410864, 513580, 590617, 667654, 741520, 796049, 1027160, 1181234, 1335308, 1592098, 1669135, 2054320, 2362468, 2670616, 2953085, 3184196, 3338270, 3980245, 4724936, 5341232, 5906170, 6368392, 6676540, 7678021, 7960490, 9449872, 10348637, 11812340, 12736784, 13353080, 15356042, 15920980, 18309127, 20697274, 23624680, 26706160, 30712084, 31841960, 36618254, 38390105, 41394548, 47249360, 51743185, 61424168, 63683920, 73236508, 76780210, 82789096, 91545635, 103486370, 122848336, 146473016, 153560420, 165578192, 183091270, 206972740, 238018651, 292946032, 307120840, 366182540, 413945480, 476037302, 614241680, 732365080, 827890960, 952074604, 1190093255, 1464730160, 1904149208, 2380186510, 3808298416, 4760373020, 9520746040, 19041492080]

約数ペア:

[(1, 19041492080), (2, 9520746040), (4, 4760373020), (5, 3808298416), (8, 2380186510), (10, 1904149208), (13, 1464730160), (16, 1190093255), (20, 952074604), (23, 827890960), (26, 732365080), (31, 614241680), (40, 476037302), (46, 413945480), (52, 366182540), (62, 307120840), (65, 292946032), (80, 238018651), (92, 206972740), (104, 183091270), (115, 165578192), (124, 153560420), (130, 146473016), (155, 122848336), (184, 103486370), (208, 91545635), (230, 82789096), (248, 76780210), (260, 73236508), (299, 63683920), (310, 61424168), (368, 51743185), (403, 47249360), (460, 41394548), (496, 38390105), (520, 36618254), (598, 31841960), (620, 30712084), (713, 26706160), (806, 23624680), (920, 20697274), (1040, 18309127), (1196, 15920980), (1240, 15356042), (1426, 13353080), (1495, 12736784), (1612, 11812340), (1840, 10348637), (2015, 9449872), (2392, 7960490), (2480, 7678021), (2852, 6676540), (2990, 6368392), (3224, 5906170), (3565, 5341232), (4030, 4724936), (4784, 3980245), (5704, 3338270), (5980, 3184196), (6448, 2953085), (7130, 2670616), (8060, 2362468), (9269, 2054320), (11408, 1669135), (11960, 1592098), (14260, 1335308), (16120, 1181234), (18538, 1027160), (23920, 796049), (25679, 741520), (28520, 667654), (32240, 590617), (37076, 513580), (46345, 410864), (51358, 370760), (57040, 333827), (74152, 256790), (92690, 205432), (102716, 185380), (128395, 148304)]