2867840

素因数分解:

$2^7\times 5^1\times {\mathrm{4481}}^1$

素因数の和:4500

約数の個数: 32

約数和(自身を含む): 6857460

約数和(自身を除く): 3989620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4481, 8962, 17924, 22405, 35848, 44810, 71696, 89620, 143392, 179240, 286784, 358480, 573568, 716960, 1433920, 2867840]

約数ペア:

[(1, 2867840), (2, 1433920), (4, 716960), (5, 573568), (8, 358480), (10, 286784), (16, 179240), (20, 143392), (32, 89620), (40, 71696), (64, 44810), (80, 35848), (128, 22405), (160, 17924), (320, 8962), (640, 4481)]