39690840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47251}}^1$

素因数の和:47272

約数の個数: 64

約数和(自身を含む): 136085760

約数和(自身を除く): 96394920

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, 47251, 94502, 141753, 189004, 236255, 283506, 330757, 378008, 472510, 567012, 661514, 708765, 945020, 992271, 1134024, 1323028, 1417530, 1653785, 1890040, 1984542, 2646056, 2835060, 3307570, 3969084, 4961355, 5670120, 6615140, 7938168, 9922710, 13230280, 19845420, 39690840]

約数ペア:

[(1, 39690840), (2, 19845420), (3, 13230280), (4, 9922710), (5, 7938168), (6, 6615140), (7, 5670120), (8, 4961355), (10, 3969084), (12, 3307570), (14, 2835060), (15, 2646056), (20, 1984542), (21, 1890040), (24, 1653785), (28, 1417530), (30, 1323028), (35, 1134024), (40, 992271), (42, 945020), (56, 708765), (60, 661514), (70, 567012), (84, 472510), (105, 378008), (120, 330757), (140, 283506), (168, 236255), (210, 189004), (280, 141753), (420, 94502), (840, 47251)]