2866220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 7015680

約数和(自身を除く): 4149460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 347, 413, 590, 694, 826, 1180, 1388, 1652, 1735, 2065, 2429, 3470, 4130, 4858, 6940, 8260, 9716, 12145, 20473, 24290, 40946, 48580, 81892, 102365, 143311, 204730, 286622, 409460, 573244, 716555, 1433110, 2866220]

約数ペア:

[(1, 2866220), (2, 1433110), (4, 716555), (5, 573244), (7, 409460), (10, 286622), (14, 204730), (20, 143311), (28, 102365), (35, 81892), (59, 48580), (70, 40946), (118, 24290), (140, 20473), (236, 12145), (295, 9716), (347, 8260), (413, 6940), (590, 4858), (694, 4130), (826, 3470), (1180, 2429), (1388, 2065), (1652, 1735)]