2884840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{10303}}^1$

素因数の和:10321

約数の個数: 32

約数和(自身を含む): 7418880

約数和(自身を除く): 4534040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 10303, 20606, 41212, 51515, 72121, 82424, 103030, 144242, 206060, 288484, 360605, 412120, 576968, 721210, 1442420, 2884840]

約数ペア:

[(1, 2884840), (2, 1442420), (4, 721210), (5, 576968), (7, 412120), (8, 360605), (10, 288484), (14, 206060), (20, 144242), (28, 103030), (35, 82424), (40, 72121), (56, 51515), (70, 41212), (140, 20606), (280, 10303)]