40250280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47917}}^1$

素因数の和:47938

約数の個数: 64

約数和(自身を含む): 138003840

約数和(自身を除く): 97753560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 47917, 95834, 143751, 191668, 239585, 287502, 335419, 383336, 479170, 575004, 670838, 718755, 958340, 1006257, 1150008, 1341676, 1437510, 1677095, 1916680, 2012514, 2683352, 2875020, 3354190, 4025028, 5031285, 5750040, 6708380, 8050056, 10062570, 13416760, 20125140, 40250280]

約数ペア:

[(1, 40250280), (2, 20125140), (3, 13416760), (4, 10062570), (5, 8050056), (6, 6708380), (7, 5750040), (8, 5031285), (10, 4025028), (12, 3354190), (14, 2875020), (15, 2683352), (20, 2012514), (21, 1916680), (24, 1677095), (28, 1437510), (30, 1341676), (35, 1150008), (40, 1006257), (42, 958340), (56, 718755), (60, 670838), (70, 575004), (84, 479170), (105, 383336), (120, 335419), (140, 287502), (168, 239585), (210, 191668), (280, 143751), (420, 95834), (840, 47917)]