20566080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 168

約数和(自身を含む): 73027032

約数和(自身を除く): 52460952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 192, 193, 222, 240, 288, 296, 320, 333, 360, 370, 386, 444, 480, 555, 576, 579, 592, 666, 720, 740, 772, 888, 960, 965, 1110, 1158, 1184, 1332, 1440, 1480, 1544, 1665, 1737, 1776, 1930, 2220, 2316, 2368, 2664, 2880, 2895, 2960, 3088, 3330, 3474, 3552, 3860, 4440, 4632, 5328, 5790, 5920, 6176, 6660, 6948, 7104, 7141, 7720, 8685, 8880, 9264, 10656, 11580, 11840, 12352, 13320, 13896, 14282, 15440, 17370, 17760, 18528, 21312, 21423, 23160, 26640, 27792, 28564, 30880, 34740, 35520, 35705, 37056, 42846, 46320, 53280, 55584, 57128, 61760, 64269, 69480, 71410, 85692, 92640, 106560, 107115, 111168, 114256, 128538, 138960, 142820, 171384, 185280, 214230, 228512, 257076, 277920, 285640, 321345, 342768, 428460, 457024, 514152, 555840, 571280, 642690, 685536, 856920, 1028304, 1142560, 1285380, 1371072, 1713840, 2056608, 2285120, 2570760, 3427680, 4113216, 5141520, 6855360, 10283040, 20566080]

約数ペア:

[(1, 20566080), (2, 10283040), (3, 6855360), (4, 5141520), (5, 4113216), (6, 3427680), (8, 2570760), (9, 2285120), (10, 2056608), (12, 1713840), (15, 1371072), (16, 1285380), (18, 1142560), (20, 1028304), (24, 856920), (30, 685536), (32, 642690), (36, 571280), (37, 555840), (40, 514152), (45, 457024), (48, 428460), (60, 342768), (64, 321345), (72, 285640), (74, 277920), (80, 257076), (90, 228512), (96, 214230), (111, 185280), (120, 171384), (144, 142820), (148, 138960), (160, 128538), (180, 114256), (185, 111168), (192, 107115), (193, 106560), (222, 92640), (240, 85692), (288, 71410), (296, 69480), (320, 64269), (333, 61760), (360, 57128), (370, 55584), (386, 53280), (444, 46320), (480, 42846), (555, 37056), (576, 35705), (579, 35520), (592, 34740), (666, 30880), (720, 28564), (740, 27792), (772, 26640), (888, 23160), (960, 21423), (965, 21312), (1110, 18528), (1158, 17760), (1184, 17370), (1332, 15440), (1440, 14282), (1480, 13896), (1544, 13320), (1665, 12352), (1737, 11840), (1776, 11580), (1930, 10656), (2220, 9264), (2316, 8880), (2368, 8685), (2664, 7720), (2880, 7141), (2895, 7104), (2960, 6948), (3088, 6660), (3330, 6176), (3474, 5920), (3552, 5790), (3860, 5328), (4440, 4632)]