7660520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 19958400

約数和(自身を除く): 12297880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 251, 280, 436, 502, 545, 763, 872, 1004, 1090, 1255, 1526, 1757, 2008, 2180, 2510, 3052, 3514, 3815, 4360, 5020, 6104, 7028, 7630, 8785, 10040, 14056, 15260, 17570, 27359, 30520, 35140, 54718, 70280, 109436, 136795, 191513, 218872, 273590, 383026, 547180, 766052, 957565, 1094360, 1532104, 1915130, 3830260, 7660520]

約数ペア:

[(1, 7660520), (2, 3830260), (4, 1915130), (5, 1532104), (7, 1094360), (8, 957565), (10, 766052), (14, 547180), (20, 383026), (28, 273590), (35, 218872), (40, 191513), (56, 136795), (70, 109436), (109, 70280), (140, 54718), (218, 35140), (251, 30520), (280, 27359), (436, 17570), (502, 15260), (545, 14056), (763, 10040), (872, 8785), (1004, 7630), (1090, 7028), (1255, 6104), (1526, 5020), (1757, 4360), (2008, 3815), (2180, 3514), (2510, 3052)]