42797720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{433}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 110617920

約数和(自身を除く): 67820200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 353, 433, 706, 866, 1412, 1732, 1765, 2165, 2471, 2824, 3031, 3464, 3530, 4330, 4942, 6062, 7060, 8660, 9884, 12124, 12355, 14120, 15155, 17320, 19768, 24248, 24710, 30310, 49420, 60620, 98840, 121240, 152849, 305698, 611396, 764245, 1069943, 1222792, 1528490, 2139886, 3056980, 4279772, 5349715, 6113960, 8559544, 10699430, 21398860, 42797720]

約数ペア:

[(1, 42797720), (2, 21398860), (4, 10699430), (5, 8559544), (7, 6113960), (8, 5349715), (10, 4279772), (14, 3056980), (20, 2139886), (28, 1528490), (35, 1222792), (40, 1069943), (56, 764245), (70, 611396), (140, 305698), (280, 152849), (353, 121240), (433, 98840), (706, 60620), (866, 49420), (1412, 30310), (1732, 24710), (1765, 24248), (2165, 19768), (2471, 17320), (2824, 15155), (3031, 14120), (3464, 12355), (3530, 12124), (4330, 9884), (4942, 8660), (6062, 7060)]