840654652

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 1613279360

約数和(自身を除く): 772624708

約数列:

[1, 2, 4, 31, 37, 41, 62, 74, 82, 109, 124, 148, 164, 218, 436, 1147, 1271, 1517, 1681, 2294, 2542, 3034, 3362, 3379, 4033, 4469, 4588, 5084, 6068, 6724, 6758, 8066, 8938, 13516, 16132, 17876, 47027, 52111, 62197, 94054, 104222, 124394, 125023, 138539, 165353, 183229, 188108, 208444, 248788, 250046, 277078, 330706, 366458, 500092, 554156, 661412, 732916, 1928107, 3856214, 5125943, 5680099, 6779473, 7712428, 10251886, 11360198, 13558946, 20503772, 22720396, 27117892, 210163663, 420327326, 840654652]

約数ペア:

[(1, 840654652), (2, 420327326), (4, 210163663), (31, 27117892), (37, 22720396), (41, 20503772), (62, 13558946), (74, 11360198), (82, 10251886), (109, 7712428), (124, 6779473), (148, 5680099), (164, 5125943), (218, 3856214), (436, 1928107), (1147, 732916), (1271, 661412), (1517, 554156), (1681, 500092), (2294, 366458), (2542, 330706), (3034, 277078), (3362, 250046), (3379, 248788), (4033, 208444), (4469, 188108), (4588, 183229), (5084, 165353), (6068, 138539), (6724, 125023), (6758, 124394), (8066, 104222), (8938, 94054), (13516, 62197), (16132, 52111), (17876, 47027)]