489010370

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{688747}}^1$

素因数の和:688825

約数の個数: 16

約数和(自身を含む): 892617408

約数和(自身を除く): 403607038

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 688747, 1377494, 3443735, 6887470, 48901037, 97802074, 244505185, 489010370]

約数ペア:

[(1, 489010370), (2, 244505185), (5, 97802074), (10, 48901037), (71, 6887470), (142, 3443735), (355, 1377494), (710, 688747)]