18805120

素因数分解:

$2^7\times 5^1\times {\mathrm{29383}}^1$

素因数の和:29402

約数の個数: 32

約数和(自身を含む): 44957520

約数和(自身を除く): 26152400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29383, 58766, 117532, 146915, 235064, 293830, 470128, 587660, 940256, 1175320, 1880512, 2350640, 3761024, 4701280, 9402560, 18805120]

約数ペア:

[(1, 18805120), (2, 9402560), (4, 4701280), (5, 3761024), (8, 2350640), (10, 1880512), (16, 1175320), (20, 940256), (32, 587660), (40, 470128), (64, 293830), (80, 235064), (128, 146915), (160, 117532), (320, 58766), (640, 29383)]