13669460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 33022080

約数和(自身を除く): 19352620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 389, 502, 778, 1004, 1255, 1556, 1757, 1945, 2510, 2723, 3514, 3890, 5020, 5446, 7028, 7780, 8785, 10892, 13615, 17570, 27230, 35140, 54460, 97639, 195278, 390556, 488195, 683473, 976390, 1366946, 1952780, 2733892, 3417365, 6834730, 13669460]

約数ペア:

[(1, 13669460), (2, 6834730), (4, 3417365), (5, 2733892), (7, 1952780), (10, 1366946), (14, 976390), (20, 683473), (28, 488195), (35, 390556), (70, 195278), (140, 97639), (251, 54460), (389, 35140), (502, 27230), (778, 17570), (1004, 13615), (1255, 10892), (1556, 8785), (1757, 7780), (1945, 7028), (2510, 5446), (2723, 5020), (3514, 3890)]