389621030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{33617}}^1$

素因数の和:33704

約数の個数: 32

約数和(自身を含む): 750353760

約数和(自身を除く): 360732730

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 5795, 11590, 33617, 67234, 168085, 336170, 638723, 1277446, 2050637, 3193615, 4101274, 6387230, 10253185, 20506370, 38962103, 77924206, 194810515, 389621030]

約数ペア:

[(1, 389621030), (2, 194810515), (5, 77924206), (10, 38962103), (19, 20506370), (38, 10253185), (61, 6387230), (95, 4101274), (122, 3193615), (190, 2050637), (305, 1277446), (610, 638723), (1159, 336170), (2318, 168085), (5795, 67234), (11590, 33617)]