139341220

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{15727}}^1$

素因数の和:16179

約数の個数: 24

約数和(自身を含む): 293295744

約数和(自身を除く): 153954524

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 15727, 31454, 62908, 78635, 157270, 314540, 6967061, 13934122, 27868244, 34835305, 69670610, 139341220]

約数ペア:

[(1, 139341220), (2, 69670610), (4, 34835305), (5, 27868244), (10, 13934122), (20, 6967061), (443, 314540), (886, 157270), (1772, 78635), (2215, 62908), (4430, 31454), (8860, 15727)]