20163926520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{116933}}^1$

素因数の和:117429

約数の個数: 96

約数和(自身を含む): 65670134400

約数和(自身を除く): 45506207880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 479, 958, 1437, 1916, 2395, 2874, 3832, 4311, 4790, 5748, 7185, 8622, 9580, 11496, 14370, 17244, 19160, 21555, 28740, 34488, 43110, 57480, 86220, 116933, 172440, 233866, 350799, 467732, 584665, 701598, 935464, 1052397, 1169330, 1403196, 1753995, 2104794, 2338660, 2806392, 3507990, 4209588, 4677320, 5261985, 7015980, 8419176, 10523970, 14031960, 21047940, 42095880, 56010907, 112021814, 168032721, 224043628, 280054535, 336065442, 448087256, 504098163, 560109070, 672130884, 840163605, 1008196326, 1120218140, 1344261768, 1680327210, 2016392652, 2240436280, 2520490815, 3360654420, 4032785304, 5040981630, 6721308840, 10081963260, 20163926520]

約数ペア:

[(1, 20163926520), (2, 10081963260), (3, 6721308840), (4, 5040981630), (5, 4032785304), (6, 3360654420), (8, 2520490815), (9, 2240436280), (10, 2016392652), (12, 1680327210), (15, 1344261768), (18, 1120218140), (20, 1008196326), (24, 840163605), (30, 672130884), (36, 560109070), (40, 504098163), (45, 448087256), (60, 336065442), (72, 280054535), (90, 224043628), (120, 168032721), (180, 112021814), (360, 56010907), (479, 42095880), (958, 21047940), (1437, 14031960), (1916, 10523970), (2395, 8419176), (2874, 7015980), (3832, 5261985), (4311, 4677320), (4790, 4209588), (5748, 3507990), (7185, 2806392), (8622, 2338660), (9580, 2104794), (11496, 1753995), (14370, 1403196), (17244, 1169330), (19160, 1052397), (21555, 935464), (28740, 701598), (34488, 584665), (43110, 467732), (57480, 350799), (86220, 233866), (116933, 172440)]