20794320

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3209}}^1$

素因数の和:3234

約数の個数: 100

約数和(自身を含む): 72244260

約数和(自身を除く): 51449940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3209, 3240, 6418, 6480, 9627, 12836, 16045, 19254, 25672, 28881, 32090, 38508, 48135, 51344, 57762, 64180, 77016, 86643, 96270, 115524, 128360, 144405, 154032, 173286, 192540, 231048, 256720, 259929, 288810, 346572, 385080, 433215, 462096, 519858, 577620, 693144, 770160, 866430, 1039716, 1155240, 1299645, 1386288, 1732860, 2079432, 2310480, 2599290, 3465720, 4158864, 5198580, 6931440, 10397160, 20794320]

約数ペア:

[(1, 20794320), (2, 10397160), (3, 6931440), (4, 5198580), (5, 4158864), (6, 3465720), (8, 2599290), (9, 2310480), (10, 2079432), (12, 1732860), (15, 1386288), (16, 1299645), (18, 1155240), (20, 1039716), (24, 866430), (27, 770160), (30, 693144), (36, 577620), (40, 519858), (45, 462096), (48, 433215), (54, 385080), (60, 346572), (72, 288810), (80, 259929), (81, 256720), (90, 231048), (108, 192540), (120, 173286), (135, 154032), (144, 144405), (162, 128360), (180, 115524), (216, 96270), (240, 86643), (270, 77016), (324, 64180), (360, 57762), (405, 51344), (432, 48135), (540, 38508), (648, 32090), (720, 28881), (810, 25672), (1080, 19254), (1296, 16045), (1620, 12836), (2160, 9627), (3209, 6480), (3240, 6418)]