28933120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{5651}}^1$

素因数の和:5676

約数の個数: 44

約数和(自身を含む): 69417864

約数和(自身を除く): 40484744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 5651, 11302, 22604, 28255, 45208, 56510, 90416, 113020, 180832, 226040, 361664, 452080, 723328, 904160, 1446656, 1808320, 2893312, 3616640, 5786624, 7233280, 14466560, 28933120]

約数ペア:

[(1, 28933120), (2, 14466560), (4, 7233280), (5, 5786624), (8, 3616640), (10, 2893312), (16, 1808320), (20, 1446656), (32, 904160), (40, 723328), (64, 452080), (80, 361664), (128, 226040), (160, 180832), (256, 113020), (320, 90416), (512, 56510), (640, 45208), (1024, 28255), (1280, 22604), (2560, 11302), (5120, 5651)]