13047040

素因数分解:

$2^8\times 5^1\times {\mathrm{10193}}^1$

素因数の和:10214

約数の個数: 36

約数和(自身を含む): 31254804

約数和(自身を除く): 18207764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 10193, 20386, 40772, 50965, 81544, 101930, 163088, 203860, 326176, 407720, 652352, 815440, 1304704, 1630880, 2609408, 3261760, 6523520, 13047040]

約数ペア:

[(1, 13047040), (2, 6523520), (4, 3261760), (5, 2609408), (8, 1630880), (10, 1304704), (16, 815440), (20, 652352), (32, 407720), (40, 326176), (64, 203860), (80, 163088), (128, 101930), (160, 81544), (256, 50965), (320, 40772), (640, 20386), (1280, 10193)]