42143080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3671}}^1$

素因数の和:3730

約数の個数: 64

約数和(自身を含む): 111041280

約数和(自身を除く): 68898200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 3671, 5740, 7342, 11480, 14684, 18355, 25697, 29368, 36710, 51394, 73420, 102788, 128485, 146840, 150511, 205576, 256970, 301022, 513940, 602044, 752555, 1027880, 1053577, 1204088, 1505110, 2107154, 3010220, 4214308, 5267885, 6020440, 8428616, 10535770, 21071540, 42143080]

約数ペア:

[(1, 42143080), (2, 21071540), (4, 10535770), (5, 8428616), (7, 6020440), (8, 5267885), (10, 4214308), (14, 3010220), (20, 2107154), (28, 1505110), (35, 1204088), (40, 1053577), (41, 1027880), (56, 752555), (70, 602044), (82, 513940), (140, 301022), (164, 256970), (205, 205576), (280, 150511), (287, 146840), (328, 128485), (410, 102788), (574, 73420), (820, 51394), (1148, 36710), (1435, 29368), (1640, 25697), (2296, 18355), (2870, 14684), (3671, 11480), (5740, 7342)]