19465748640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1039837}}^1$

素因数の和:1039871

約数の個数: 144

約数和(自身を含む): 71536695048

約数和(自身を除く): 52070946408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 1039837, 2079674, 3119511, 4159348, 5199185, 6239022, 8318696, 9358533, 10398370, 12478044, 13517881, 15597555, 16637392, 18717066, 20796740, 24956088, 27035762, 31195110, 33274784, 37434132, 40553643, 41593480, 46792665, 49912176, 54071524, 62390220, 67589405, 74868264, 81107286, 83186960, 93585330, 99824352, 108143048, 121660929, 124780440, 135178810, 149736528, 162214572, 166373920, 187170660, 202768215, 216286096, 243321858, 249560880, 270357620, 299473056, 324429144, 374341320, 405536430, 432572192, 486643716, 499121760, 540715240, 608304645, 648858288, 748682640, 811072860, 973287432, 1081430480, 1216609290, 1297716576, 1497365280, 1622145720, 1946574864, 2162860960, 2433218580, 3244291440, 3893149728, 4866437160, 6488582880, 9732874320, 19465748640]

約数ペア:

[(1, 19465748640), (2, 9732874320), (3, 6488582880), (4, 4866437160), (5, 3893149728), (6, 3244291440), (8, 2433218580), (9, 2162860960), (10, 1946574864), (12, 1622145720), (13, 1497365280), (15, 1297716576), (16, 1216609290), (18, 1081430480), (20, 973287432), (24, 811072860), (26, 748682640), (30, 648858288), (32, 608304645), (36, 540715240), (39, 499121760), (40, 486643716), (45, 432572192), (48, 405536430), (52, 374341320), (60, 324429144), (65, 299473056), (72, 270357620), (78, 249560880), (80, 243321858), (90, 216286096), (96, 202768215), (104, 187170660), (117, 166373920), (120, 162214572), (130, 149736528), (144, 135178810), (156, 124780440), (160, 121660929), (180, 108143048), (195, 99824352), (208, 93585330), (234, 83186960), (240, 81107286), (260, 74868264), (288, 67589405), (312, 62390220), (360, 54071524), (390, 49912176), (416, 46792665), (468, 41593480), (480, 40553643), (520, 37434132), (585, 33274784), (624, 31195110), (720, 27035762), (780, 24956088), (936, 20796740), (1040, 18717066), (1170, 16637392), (1248, 15597555), (1440, 13517881), (1560, 12478044), (1872, 10398370), (2080, 9358533), (2340, 8318696), (3120, 6239022), (3744, 5199185), (4680, 4159348), (6240, 3119511), (9360, 2079674), (18720, 1039837)]