2868404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 6397440

約数和(自身を除く): 3529036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 134, 139, 154, 268, 278, 308, 469, 556, 737, 938, 973, 1474, 1529, 1876, 1946, 2948, 3058, 3892, 5159, 6116, 9313, 10318, 10703, 18626, 20636, 21406, 37252, 42812, 65191, 102443, 130382, 204886, 260764, 409772, 717101, 1434202, 2868404]

約数ペア:

[(1, 2868404), (2, 1434202), (4, 717101), (7, 409772), (11, 260764), (14, 204886), (22, 130382), (28, 102443), (44, 65191), (67, 42812), (77, 37252), (134, 21406), (139, 20636), (154, 18626), (268, 10703), (278, 10318), (308, 9313), (469, 6116), (556, 5159), (737, 3892), (938, 3058), (973, 2948), (1474, 1946), (1529, 1876)]