18096640

素因数分解:

$2^9\times 5^1\times {\mathrm{7069}}^1$

素因数の和:7092

約数の個数: 40

約数和(自身を含む): 43395660

約数和(自身を除く): 25299020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 7069, 14138, 28276, 35345, 56552, 70690, 113104, 141380, 226208, 282760, 452416, 565520, 904832, 1131040, 1809664, 2262080, 3619328, 4524160, 9048320, 18096640]

約数ペア:

[(1, 18096640), (2, 9048320), (4, 4524160), (5, 3619328), (8, 2262080), (10, 1809664), (16, 1131040), (20, 904832), (32, 565520), (40, 452416), (64, 282760), (80, 226208), (128, 141380), (160, 113104), (256, 70690), (320, 56552), (512, 35345), (640, 28276), (1280, 14138), (2560, 7069)]