219210530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{284689}}^1$

素因数の和:284714

約数の個数: 32

約数和(自身を含む): 491944320

約数和(自身を除く): 272733790

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 284689, 569378, 1423445, 1992823, 2846890, 3131579, 3985646, 6263158, 9964115, 15657895, 19928230, 21921053, 31315790, 43842106, 109605265, 219210530]

約数ペア:

[(1, 219210530), (2, 109605265), (5, 43842106), (7, 31315790), (10, 21921053), (11, 19928230), (14, 15657895), (22, 9964115), (35, 6263158), (55, 3985646), (70, 3131579), (77, 2846890), (110, 1992823), (154, 1423445), (385, 569378), (770, 284689)]