27290240

素因数分解:

$2^7\times 5^1\times {\mathrm{42641}}^1$

素因数の和:42660

約数の個数: 32

約数和(自身を含む): 65242260

約数和(自身を除く): 37952020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 42641, 85282, 170564, 213205, 341128, 426410, 682256, 852820, 1364512, 1705640, 2729024, 3411280, 5458048, 6822560, 13645120, 27290240]

約数ペア:

[(1, 27290240), (2, 13645120), (4, 6822560), (5, 5458048), (8, 3411280), (10, 2729024), (16, 1705640), (20, 1364512), (32, 852820), (40, 682256), (64, 426410), (80, 341128), (128, 213205), (160, 170564), (320, 85282), (640, 42641)]