2757020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 6773760

約数和(自身を除く): 4016740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 419, 470, 658, 838, 940, 1316, 1645, 1676, 2095, 2933, 3290, 4190, 5866, 6580, 8380, 11732, 14665, 19693, 29330, 39386, 58660, 78772, 98465, 137851, 196930, 275702, 393860, 551404, 689255, 1378510, 2757020]

約数ペア:

[(1, 2757020), (2, 1378510), (4, 689255), (5, 551404), (7, 393860), (10, 275702), (14, 196930), (20, 137851), (28, 98465), (35, 78772), (47, 58660), (70, 39386), (94, 29330), (140, 19693), (188, 14665), (235, 11732), (329, 8380), (419, 6580), (470, 5866), (658, 4190), (838, 3290), (940, 2933), (1316, 2095), (1645, 1676)]