8729220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{145487}}^1$

素因数の和:145499

約数の個数: 24

約数和(自身を含む): 24441984

約数和(自身を除く): 15712764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 145487, 290974, 436461, 581948, 727435, 872922, 1454870, 1745844, 2182305, 2909740, 4364610, 8729220]

約数ペア:

[(1, 8729220), (2, 4364610), (3, 2909740), (4, 2182305), (5, 1745844), (6, 1454870), (10, 872922), (12, 727435), (15, 581948), (20, 436461), (30, 290974), (60, 145487)]