2568860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 6289920

約数和(自身を除く): 3721060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 311, 413, 590, 622, 826, 1180, 1244, 1555, 1652, 2065, 2177, 3110, 4130, 4354, 6220, 8260, 8708, 10885, 18349, 21770, 36698, 43540, 73396, 91745, 128443, 183490, 256886, 366980, 513772, 642215, 1284430, 2568860]

約数ペア:

[(1, 2568860), (2, 1284430), (4, 642215), (5, 513772), (7, 366980), (10, 256886), (14, 183490), (20, 128443), (28, 91745), (35, 73396), (59, 43540), (70, 36698), (118, 21770), (140, 18349), (236, 10885), (295, 8708), (311, 8260), (413, 6220), (590, 4354), (622, 4130), (826, 3110), (1180, 2177), (1244, 2065), (1555, 1652)]