20338360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3823}}^1$

素因数の和:3860

約数の個数: 64

約数和(自身を含む): 55065600

約数和(自身を除く): 34727240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3823, 5320, 7646, 15292, 19115, 26761, 30584, 38230, 53522, 72637, 76460, 107044, 133805, 145274, 152920, 214088, 267610, 290548, 363185, 508459, 535220, 581096, 726370, 1016918, 1070440, 1452740, 2033836, 2542295, 2905480, 4067672, 5084590, 10169180, 20338360]

約数ペア:

[(1, 20338360), (2, 10169180), (4, 5084590), (5, 4067672), (7, 2905480), (8, 2542295), (10, 2033836), (14, 1452740), (19, 1070440), (20, 1016918), (28, 726370), (35, 581096), (38, 535220), (40, 508459), (56, 363185), (70, 290548), (76, 267610), (95, 214088), (133, 152920), (140, 145274), (152, 133805), (190, 107044), (266, 76460), (280, 72637), (380, 53522), (532, 38230), (665, 30584), (760, 26761), (1064, 19115), (1330, 15292), (2660, 7646), (3823, 5320)]