3855880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 10160640

約数和(自身を除く): 6304760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 293, 329, 376, 470, 586, 658, 940, 1172, 1316, 1465, 1645, 1880, 2051, 2344, 2632, 2930, 3290, 4102, 5860, 6580, 8204, 10255, 11720, 13160, 13771, 16408, 20510, 27542, 41020, 55084, 68855, 82040, 96397, 110168, 137710, 192794, 275420, 385588, 481985, 550840, 771176, 963970, 1927940, 3855880]

約数ペア:

[(1, 3855880), (2, 1927940), (4, 963970), (5, 771176), (7, 550840), (8, 481985), (10, 385588), (14, 275420), (20, 192794), (28, 137710), (35, 110168), (40, 96397), (47, 82040), (56, 68855), (70, 55084), (94, 41020), (140, 27542), (188, 20510), (235, 16408), (280, 13771), (293, 13160), (329, 11720), (376, 10255), (470, 8204), (586, 6580), (658, 5860), (940, 4102), (1172, 3290), (1316, 2930), (1465, 2632), (1645, 2344), (1880, 2051)]