18823040

素因数分解:

$2^7\times 5^1\times {\mathrm{29411}}^1$

素因数の和:29430

約数の個数: 32

約数和(自身を含む): 45000360

約数和(自身を除く): 26177320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29411, 58822, 117644, 147055, 235288, 294110, 470576, 588220, 941152, 1176440, 1882304, 2352880, 3764608, 4705760, 9411520, 18823040]

約数ペア:

[(1, 18823040), (2, 9411520), (4, 4705760), (5, 3764608), (8, 2352880), (10, 1882304), (16, 1176440), (20, 941152), (32, 588220), (40, 470576), (64, 294110), (80, 235288), (128, 147055), (160, 117644), (320, 58822), (640, 29411)]