22778240

素因数分解:

$2^7\times 5^1\times {\mathrm{35591}}^1$

素因数の和:35610

約数の個数: 32

約数和(自身を含む): 54455760

約数和(自身を除く): 31677520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 35591, 71182, 142364, 177955, 284728, 355910, 569456, 711820, 1138912, 1423640, 2277824, 2847280, 4555648, 5694560, 11389120, 22778240]

約数ペア:

[(1, 22778240), (2, 11389120), (4, 5694560), (5, 4555648), (8, 2847280), (10, 2277824), (16, 1423640), (20, 1138912), (32, 711820), (40, 569456), (64, 355910), (80, 284728), (128, 177955), (160, 142364), (320, 71182), (640, 35591)]