20602440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{379}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 67579200

約数和(自身を除く): 46976760

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, 151, 180, 302, 360, 379, 453, 604, 755, 758, 906, 1137, 1208, 1359, 1510, 1516, 1812, 1895, 2265, 2274, 2718, 3020, 3032, 3411, 3624, 3790, 4530, 4548, 5436, 5685, 6040, 6795, 6822, 7580, 9060, 9096, 10872, 11370, 13590, 13644, 15160, 17055, 18120, 22740, 27180, 27288, 34110, 45480, 54360, 57229, 68220, 114458, 136440, 171687, 228916, 286145, 343374, 457832, 515061, 572290, 686748, 858435, 1030122, 1144580, 1373496, 1716870, 2060244, 2289160, 2575305, 3433740, 4120488, 5150610, 6867480, 10301220, 20602440]

約数ペア:

[(1, 20602440), (2, 10301220), (3, 6867480), (4, 5150610), (5, 4120488), (6, 3433740), (8, 2575305), (9, 2289160), (10, 2060244), (12, 1716870), (15, 1373496), (18, 1144580), (20, 1030122), (24, 858435), (30, 686748), (36, 572290), (40, 515061), (45, 457832), (60, 343374), (72, 286145), (90, 228916), (120, 171687), (151, 136440), (180, 114458), (302, 68220), (360, 57229), (379, 54360), (453, 45480), (604, 34110), (755, 27288), (758, 27180), (906, 22740), (1137, 18120), (1208, 17055), (1359, 15160), (1510, 13644), (1516, 13590), (1812, 11370), (1895, 10872), (2265, 9096), (2274, 9060), (2718, 7580), (3020, 6822), (3032, 6795), (3411, 6040), (3624, 5685), (3790, 5436), (4530, 4548)]