19439140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6037}}^1$

素因数の和:6076

約数の個数: 48

約数和(自身を含む): 48690432

約数和(自身を除く): 29251292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 6037, 12074, 24148, 30185, 42259, 60370, 84518, 120740, 138851, 169036, 211295, 277702, 422590, 555404, 694255, 845180, 971957, 1388510, 1943914, 2777020, 3887828, 4859785, 9719570, 19439140]

約数ペア:

[(1, 19439140), (2, 9719570), (4, 4859785), (5, 3887828), (7, 2777020), (10, 1943914), (14, 1388510), (20, 971957), (23, 845180), (28, 694255), (35, 555404), (46, 422590), (70, 277702), (92, 211295), (115, 169036), (140, 138851), (161, 120740), (230, 84518), (322, 60370), (460, 42259), (644, 30185), (805, 24148), (1610, 12074), (3220, 6037)]