7937720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28349}}^1$

素因数の和:28367

約数の個数: 32

約数和(自身を含む): 20412000

約数和(自身を除く): 12474280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28349, 56698, 113396, 141745, 198443, 226792, 283490, 396886, 566980, 793772, 992215, 1133960, 1587544, 1984430, 3968860, 7937720]

約数ペア:

[(1, 7937720), (2, 3968860), (4, 1984430), (5, 1587544), (7, 1133960), (8, 992215), (10, 793772), (14, 566980), (20, 396886), (28, 283490), (35, 226792), (40, 198443), (56, 141745), (70, 113396), (140, 56698), (280, 28349)]