8861440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:94

約数の個数: 144

約数和(自身を含む): 25901568

約数和(自身を除く): 17040128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 43, 46, 56, 64, 70, 80, 86, 92, 112, 115, 128, 140, 160, 161, 172, 184, 215, 224, 230, 256, 280, 301, 320, 322, 344, 368, 430, 448, 460, 560, 602, 640, 644, 688, 736, 805, 860, 896, 920, 989, 1120, 1204, 1280, 1288, 1376, 1472, 1505, 1610, 1720, 1792, 1840, 1978, 2240, 2408, 2576, 2752, 2944, 3010, 3220, 3440, 3680, 3956, 4480, 4816, 4945, 5152, 5504, 5888, 6020, 6440, 6880, 6923, 7360, 7912, 8960, 9632, 9890, 10304, 11008, 12040, 12880, 13760, 13846, 14720, 15824, 19264, 19780, 20608, 24080, 25760, 27520, 27692, 29440, 31648, 34615, 38528, 39560, 41216, 48160, 51520, 55040, 55384, 63296, 69230, 77056, 79120, 96320, 103040, 110768, 126592, 138460, 158240, 192640, 206080, 221536, 253184, 276920, 316480, 385280, 443072, 553840, 632960, 886144, 1107680, 1265920, 1772288, 2215360, 4430720, 8861440]

約数ペア:

[(1, 8861440), (2, 4430720), (4, 2215360), (5, 1772288), (7, 1265920), (8, 1107680), (10, 886144), (14, 632960), (16, 553840), (20, 443072), (23, 385280), (28, 316480), (32, 276920), (35, 253184), (40, 221536), (43, 206080), (46, 192640), (56, 158240), (64, 138460), (70, 126592), (80, 110768), (86, 103040), (92, 96320), (112, 79120), (115, 77056), (128, 69230), (140, 63296), (160, 55384), (161, 55040), (172, 51520), (184, 48160), (215, 41216), (224, 39560), (230, 38528), (256, 34615), (280, 31648), (301, 29440), (320, 27692), (322, 27520), (344, 25760), (368, 24080), (430, 20608), (448, 19780), (460, 19264), (560, 15824), (602, 14720), (640, 13846), (644, 13760), (688, 12880), (736, 12040), (805, 11008), (860, 10304), (896, 9890), (920, 9632), (989, 8960), (1120, 7912), (1204, 7360), (1280, 6923), (1288, 6880), (1376, 6440), (1472, 6020), (1505, 5888), (1610, 5504), (1720, 5152), (1792, 4945), (1840, 4816), (1978, 4480), (2240, 3956), (2408, 3680), (2576, 3440), (2752, 3220), (2944, 3010)]