28800520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{102859}}^1$

素因数の和:102877

約数の個数: 32

約数和(自身を含む): 74059200

約数和(自身を除く): 45258680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 102859, 205718, 411436, 514295, 720013, 822872, 1028590, 1440026, 2057180, 2880052, 3600065, 4114360, 5760104, 7200130, 14400260, 28800520]

約数ペア:

[(1, 28800520), (2, 14400260), (4, 7200130), (5, 5760104), (7, 4114360), (8, 3600065), (10, 2880052), (14, 2057180), (20, 1440026), (28, 1028590), (35, 822872), (40, 720013), (56, 514295), (70, 411436), (140, 205718), (280, 102859)]