282868880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{505123}}^1$

素因数の和:505143

約数の個数: 40

約数和(自身を含む): 751624512

約数和(自身を除く): 468755632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 505123, 1010246, 2020492, 2525615, 3535861, 4040984, 5051230, 7071722, 8081968, 10102460, 14143444, 17679305, 20204920, 28286888, 35358610, 40409840, 56573776, 70717220, 141434440, 282868880]

約数ペア:

[(1, 282868880), (2, 141434440), (4, 70717220), (5, 56573776), (7, 40409840), (8, 35358610), (10, 28286888), (14, 20204920), (16, 17679305), (20, 14143444), (28, 10102460), (35, 8081968), (40, 7071722), (56, 5051230), (70, 4040984), (80, 3535861), (112, 2525615), (140, 2020492), (280, 1010246), (560, 505123)]