9437020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 36

約数和(自身を含む): 20519352

約数和(自身を除く): 11082332

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 491, 620, 961, 982, 1922, 1964, 2455, 3844, 4805, 4910, 9610, 9820, 15221, 19220, 30442, 60884, 76105, 152210, 304420, 471851, 943702, 1887404, 2359255, 4718510, 9437020]

約数ペア:

[(1, 9437020), (2, 4718510), (4, 2359255), (5, 1887404), (10, 943702), (20, 471851), (31, 304420), (62, 152210), (124, 76105), (155, 60884), (310, 30442), (491, 19220), (620, 15221), (961, 9820), (982, 9610), (1922, 4910), (1964, 4805), (2455, 3844)]