2128840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7603}}^1$

素因数の和:7621

約数の個数: 32

約数和(自身を含む): 5474880

約数和(自身を除く): 3346040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7603, 15206, 30412, 38015, 53221, 60824, 76030, 106442, 152060, 212884, 266105, 304120, 425768, 532210, 1064420, 2128840]

約数ペア:

[(1, 2128840), (2, 1064420), (4, 532210), (5, 425768), (7, 304120), (8, 266105), (10, 212884), (14, 152060), (20, 106442), (28, 76030), (35, 60824), (40, 53221), (56, 38015), (70, 30412), (140, 15206), (280, 7603)]