4065040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 11831832

約数和(自身を除く): 7766792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 61, 68, 70, 80, 85, 98, 112, 119, 122, 136, 140, 170, 196, 238, 244, 245, 272, 280, 305, 340, 392, 427, 476, 488, 490, 560, 595, 610, 680, 784, 833, 854, 952, 976, 980, 1037, 1190, 1220, 1360, 1666, 1708, 1904, 1960, 2074, 2135, 2380, 2440, 2989, 3332, 3416, 3920, 4148, 4165, 4270, 4760, 4880, 5185, 5978, 6664, 6832, 7259, 8296, 8330, 8540, 9520, 10370, 11956, 13328, 14518, 14945, 16592, 16660, 17080, 20740, 23912, 29036, 29890, 33320, 34160, 36295, 41480, 47824, 50813, 58072, 59780, 66640, 72590, 82960, 101626, 116144, 119560, 145180, 203252, 239120, 254065, 290360, 406504, 508130, 580720, 813008, 1016260, 2032520, 4065040]

約数ペア:

[(1, 4065040), (2, 2032520), (4, 1016260), (5, 813008), (7, 580720), (8, 508130), (10, 406504), (14, 290360), (16, 254065), (17, 239120), (20, 203252), (28, 145180), (34, 119560), (35, 116144), (40, 101626), (49, 82960), (56, 72590), (61, 66640), (68, 59780), (70, 58072), (80, 50813), (85, 47824), (98, 41480), (112, 36295), (119, 34160), (122, 33320), (136, 29890), (140, 29036), (170, 23912), (196, 20740), (238, 17080), (244, 16660), (245, 16592), (272, 14945), (280, 14518), (305, 13328), (340, 11956), (392, 10370), (427, 9520), (476, 8540), (488, 8330), (490, 8296), (560, 7259), (595, 6832), (610, 6664), (680, 5978), (784, 5185), (833, 4880), (854, 4760), (952, 4270), (976, 4165), (980, 4148), (1037, 3920), (1190, 3416), (1220, 3332), (1360, 2989), (1666, 2440), (1708, 2380), (1904, 2135), (1960, 2074)]