2810240

素因数分解:

$2^7\times 5^1\times {\mathrm{4391}}^1$

素因数の和:4410

約数の個数: 32

約数和(自身を含む): 6719760

約数和(自身を除く): 3909520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4391, 8782, 17564, 21955, 35128, 43910, 70256, 87820, 140512, 175640, 281024, 351280, 562048, 702560, 1405120, 2810240]

約数ペア:

[(1, 2810240), (2, 1405120), (4, 702560), (5, 562048), (8, 351280), (10, 281024), (16, 175640), (20, 140512), (32, 87820), (40, 70256), (64, 43910), (80, 35128), (128, 21955), (160, 17564), (320, 8782), (640, 4391)]