7178380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 16724736

約数和(自身を除く): 9546356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 487, 670, 737, 974, 1340, 1474, 1948, 2435, 2948, 3685, 4870, 5357, 7370, 9740, 10714, 14740, 21428, 26785, 32629, 53570, 65258, 107140, 130516, 163145, 326290, 358919, 652580, 717838, 1435676, 1794595, 3589190, 7178380]

約数ペア:

[(1, 7178380), (2, 3589190), (4, 1794595), (5, 1435676), (10, 717838), (11, 652580), (20, 358919), (22, 326290), (44, 163145), (55, 130516), (67, 107140), (110, 65258), (134, 53570), (220, 32629), (268, 26785), (335, 21428), (487, 14740), (670, 10714), (737, 9740), (974, 7370), (1340, 5357), (1474, 4870), (1948, 3685), (2435, 2948)]