2888320

素因数分解:

$2^7\times 5^1\times {\mathrm{4513}}^1$

素因数の和:4532

約数の個数: 32

約数和(自身を含む): 6906420

約数和(自身を除く): 4018100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4513, 9026, 18052, 22565, 36104, 45130, 72208, 90260, 144416, 180520, 288832, 361040, 577664, 722080, 1444160, 2888320]

約数ペア:

[(1, 2888320), (2, 1444160), (4, 722080), (5, 577664), (8, 361040), (10, 288832), (16, 180520), (20, 144416), (32, 90260), (40, 72208), (64, 45130), (80, 36104), (128, 22565), (160, 18052), (320, 9026), (640, 4513)]