388798270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{24907}}^1$

素因数の和:25144

約数の個数: 32

約数和(自身を含む): 803432448

約数和(自身を除く): 414634178

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2230, 3122, 7805, 15610, 24907, 49814, 124535, 174349, 249070, 348698, 871745, 1743490, 5554261, 11108522, 27771305, 38879827, 55542610, 77759654, 194399135, 388798270]

約数ペア:

[(1, 388798270), (2, 194399135), (5, 77759654), (7, 55542610), (10, 38879827), (14, 27771305), (35, 11108522), (70, 5554261), (223, 1743490), (446, 871745), (1115, 348698), (1561, 249070), (2230, 174349), (3122, 124535), (7805, 49814), (15610, 24907)]