4884460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 11854080

約数和(自身を除く): 6969620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 251, 278, 502, 556, 695, 973, 1004, 1255, 1390, 1757, 1946, 2510, 2780, 3514, 3892, 4865, 5020, 7028, 8785, 9730, 17570, 19460, 34889, 35140, 69778, 139556, 174445, 244223, 348890, 488446, 697780, 976892, 1221115, 2442230, 4884460]

約数ペア:

[(1, 4884460), (2, 2442230), (4, 1221115), (5, 976892), (7, 697780), (10, 488446), (14, 348890), (20, 244223), (28, 174445), (35, 139556), (70, 69778), (139, 35140), (140, 34889), (251, 19460), (278, 17570), (502, 9730), (556, 8785), (695, 7028), (973, 5020), (1004, 4865), (1255, 3892), (1390, 3514), (1757, 2780), (1946, 2510)]