18334960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1129}}^1$

素因数の和:1178

約数の個数: 80

約数和(自身を含む): 50443200

約数和(自身を除く): 32108240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1129, 1160, 1624, 2030, 2258, 2320, 3248, 4060, 4516, 5645, 7903, 8120, 9032, 11290, 15806, 16240, 18064, 22580, 31612, 32741, 39515, 45160, 63224, 65482, 79030, 90320, 126448, 130964, 158060, 163705, 229187, 261928, 316120, 327410, 458374, 523856, 632240, 654820, 916748, 1145935, 1309640, 1833496, 2291870, 2619280, 3666992, 4583740, 9167480, 18334960]

約数ペア:

[(1, 18334960), (2, 9167480), (4, 4583740), (5, 3666992), (7, 2619280), (8, 2291870), (10, 1833496), (14, 1309640), (16, 1145935), (20, 916748), (28, 654820), (29, 632240), (35, 523856), (40, 458374), (56, 327410), (58, 316120), (70, 261928), (80, 229187), (112, 163705), (116, 158060), (140, 130964), (145, 126448), (203, 90320), (232, 79030), (280, 65482), (290, 63224), (406, 45160), (464, 39515), (560, 32741), (580, 31612), (812, 22580), (1015, 18064), (1129, 16240), (1160, 15806), (1624, 11290), (2030, 9032), (2258, 8120), (2320, 7903), (3248, 5645), (4060, 4516)]