11315840

素因数分解:

$2^7\times 5^1\times {\mathrm{17681}}^1$

素因数の和:17700

約数の個数: 32

約数和(自身を含む): 27053460

約数和(自身を除く): 15737620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 17681, 35362, 70724, 88405, 141448, 176810, 282896, 353620, 565792, 707240, 1131584, 1414480, 2263168, 2828960, 5657920, 11315840]

約数ペア:

[(1, 11315840), (2, 5657920), (4, 2828960), (5, 2263168), (8, 1414480), (10, 1131584), (16, 707240), (20, 565792), (32, 353620), (40, 282896), (64, 176810), (80, 141448), (128, 88405), (160, 70724), (320, 35362), (640, 17681)]