2257280

素因数分解:

$2^7\times 5^1\times {\mathrm{3527}}^1$

素因数の和:3546

約数の個数: 32

約数和(自身を含む): 5397840

約数和(自身を除く): 3140560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3527, 7054, 14108, 17635, 28216, 35270, 56432, 70540, 112864, 141080, 225728, 282160, 451456, 564320, 1128640, 2257280]

約数ペア:

[(1, 2257280), (2, 1128640), (4, 564320), (5, 451456), (8, 282160), (10, 225728), (16, 141080), (20, 112864), (32, 70540), (40, 56432), (64, 35270), (80, 28216), (128, 17635), (160, 14108), (320, 7054), (640, 3527)]