208480

素因数分解:

$2^5\times 5^1\times {\mathrm{1303}}^1$

素因数の和:1318

約数の個数: 24

約数和(自身を含む): 492912

約数和(自身を除く): 284432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1303, 2606, 5212, 6515, 10424, 13030, 20848, 26060, 41696, 52120, 104240, 208480]

約数ペア:

[(1, 208480), (2, 104240), (4, 52120), (5, 41696), (8, 26060), (10, 20848), (16, 13030), (20, 10424), (32, 6515), (40, 5212), (80, 2606), (160, 1303)]