2783269160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9940247}}^1$

素因数の和:9940265

約数の個数: 32

約数和(自身を含む): 7156978560

約数和(自身を除く): 4373709400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9940247, 19880494, 39760988, 49701235, 69581729, 79521976, 99402470, 139163458, 198804940, 278326916, 347908645, 397609880, 556653832, 695817290, 1391634580, 2783269160]

約数ペア:

[(1, 2783269160), (2, 1391634580), (4, 695817290), (5, 556653832), (7, 397609880), (8, 347908645), (10, 278326916), (14, 198804940), (20, 139163458), (28, 99402470), (35, 79521976), (40, 69581729), (56, 49701235), (70, 39760988), (140, 19880494), (280, 9940247)]