2456240

素因数分解:

$2^4\times 5^1\times {\mathrm{30703}}^1$

素因数の和:30716

約数の個数: 20

約数和(自身を含む): 5710944

約数和(自身を除く): 3254704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 30703, 61406, 122812, 153515, 245624, 307030, 491248, 614060, 1228120, 2456240]

約数ペア:

[(1, 2456240), (2, 1228120), (4, 614060), (5, 491248), (8, 307030), (10, 245624), (16, 153515), (20, 122812), (40, 61406), (80, 30703)]