12338960

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1733}}^1$

素因数の和:1835

約数の個数: 40

約数和(自身を含む): 29027160

約数和(自身を除く): 16688200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1733, 1780, 3466, 3560, 6932, 7120, 8665, 13864, 17330, 27728, 34660, 69320, 138640, 154237, 308474, 616948, 771185, 1233896, 1542370, 2467792, 3084740, 6169480, 12338960]

約数ペア:

[(1, 12338960), (2, 6169480), (4, 3084740), (5, 2467792), (8, 1542370), (10, 1233896), (16, 771185), (20, 616948), (40, 308474), (80, 154237), (89, 138640), (178, 69320), (356, 34660), (445, 27728), (712, 17330), (890, 13864), (1424, 8665), (1733, 7120), (1780, 6932), (3466, 3560)]