39378640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3701}}^1$

素因数の和:3740

約数の個数: 80

約数和(自身を含む): 110171520

約数和(自身を除く): 70792880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 3701, 5320, 7402, 10640, 14804, 18505, 25907, 29608, 37010, 51814, 59216, 70319, 74020, 103628, 129535, 140638, 148040, 207256, 259070, 281276, 296080, 351595, 414512, 492233, 518140, 562552, 703190, 984466, 1036280, 1125104, 1406380, 1968932, 2072560, 2461165, 2812760, 3937864, 4922330, 5625520, 7875728, 9844660, 19689320, 39378640]

約数ペア:

[(1, 39378640), (2, 19689320), (4, 9844660), (5, 7875728), (7, 5625520), (8, 4922330), (10, 3937864), (14, 2812760), (16, 2461165), (19, 2072560), (20, 1968932), (28, 1406380), (35, 1125104), (38, 1036280), (40, 984466), (56, 703190), (70, 562552), (76, 518140), (80, 492233), (95, 414512), (112, 351595), (133, 296080), (140, 281276), (152, 259070), (190, 207256), (266, 148040), (280, 140638), (304, 129535), (380, 103628), (532, 74020), (560, 70319), (665, 59216), (760, 51814), (1064, 37010), (1330, 29608), (1520, 25907), (2128, 18505), (2660, 14804), (3701, 10640), (5320, 7402)]