1854520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 4237920

約数和(自身を除く): 2383400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 653, 710, 1306, 1420, 2612, 2840, 3265, 5224, 6530, 13060, 26120, 46363, 92726, 185452, 231815, 370904, 463630, 927260, 1854520]

約数ペア:

[(1, 1854520), (2, 927260), (4, 463630), (5, 370904), (8, 231815), (10, 185452), (20, 92726), (40, 46363), (71, 26120), (142, 13060), (284, 6530), (355, 5224), (568, 3265), (653, 2840), (710, 2612), (1306, 1420)]