18869120

素因数分解:

$2^7\times 5^1\times {\mathrm{29483}}^1$

素因数の和:29502

約数の個数: 32

約数和(自身を含む): 45110520

約数和(自身を除く): 26241400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29483, 58966, 117932, 147415, 235864, 294830, 471728, 589660, 943456, 1179320, 1886912, 2358640, 3773824, 4717280, 9434560, 18869120]

約数ペア:

[(1, 18869120), (2, 9434560), (4, 4717280), (5, 3773824), (8, 2358640), (10, 1886912), (16, 1179320), (20, 943456), (32, 589660), (40, 471728), (64, 294830), (80, 235864), (128, 147415), (160, 117932), (320, 58966), (640, 29483)]