206987270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{10303}}^1$

素因数の和:10365

約数の個数: 48

約数和(自身を含む): 444019968

約数和(自身を除く): 237032698

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 287, 410, 490, 574, 1435, 2009, 2870, 4018, 10045, 10303, 20090, 20606, 51515, 72121, 103030, 144242, 360605, 422423, 504847, 721210, 844846, 1009694, 2112115, 2524235, 2956961, 4224230, 5048470, 5913922, 14784805, 20698727, 29569610, 41397454, 103493635, 206987270]

約数ペア:

[(1, 206987270), (2, 103493635), (5, 41397454), (7, 29569610), (10, 20698727), (14, 14784805), (35, 5913922), (41, 5048470), (49, 4224230), (70, 2956961), (82, 2524235), (98, 2112115), (205, 1009694), (245, 844846), (287, 721210), (410, 504847), (490, 422423), (574, 360605), (1435, 144242), (2009, 103030), (2870, 72121), (4018, 51515), (10045, 20606), (10303, 20090)]