19727120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35227}}^1$

素因数の和:35247

約数の個数: 40

約数和(自身を含む): 52419264

約数和(自身を除く): 32692144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35227, 70454, 140908, 176135, 246589, 281816, 352270, 493178, 563632, 704540, 986356, 1232945, 1409080, 1972712, 2465890, 2818160, 3945424, 4931780, 9863560, 19727120]

約数ペア:

[(1, 19727120), (2, 9863560), (4, 4931780), (5, 3945424), (7, 2818160), (8, 2465890), (10, 1972712), (14, 1409080), (16, 1232945), (20, 986356), (28, 704540), (35, 563632), (40, 493178), (56, 352270), (70, 281816), (80, 246589), (112, 176135), (140, 140908), (280, 70454), (560, 35227)]