20932100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1759}}^1$

素因数の和:1797

約数の個数: 72

約数和(自身を含む): 54996480

約数和(自身を除く): 34064380

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 1759, 2380, 2975, 3518, 5950, 7036, 8795, 11900, 12313, 17590, 24626, 29903, 35180, 43975, 49252, 59806, 61565, 87950, 119612, 123130, 149515, 175900, 209321, 246260, 299030, 307825, 418642, 598060, 615650, 747575, 837284, 1046605, 1231300, 1495150, 2093210, 2990300, 4186420, 5233025, 10466050, 20932100]

約数ペア:

[(1, 20932100), (2, 10466050), (4, 5233025), (5, 4186420), (7, 2990300), (10, 2093210), (14, 1495150), (17, 1231300), (20, 1046605), (25, 837284), (28, 747575), (34, 615650), (35, 598060), (50, 418642), (68, 307825), (70, 299030), (85, 246260), (100, 209321), (119, 175900), (140, 149515), (170, 123130), (175, 119612), (238, 87950), (340, 61565), (350, 59806), (425, 49252), (476, 43975), (595, 35180), (700, 29903), (850, 24626), (1190, 17590), (1700, 12313), (1759, 11900), (2380, 8795), (2975, 7036), (3518, 5950)]