183164840

素因数分解:

$2^3\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{2293}}^1$

素因数の和:4301

約数の個数: 32

約数和(自身を含む): 412507080

約数和(自身を除く): 229342240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1997, 2293, 3994, 4586, 7988, 9172, 9985, 11465, 15976, 18344, 19970, 22930, 39940, 45860, 79880, 91720, 4579121, 9158242, 18316484, 22895605, 36632968, 45791210, 91582420, 183164840]

約数ペア:

[(1, 183164840), (2, 91582420), (4, 45791210), (5, 36632968), (8, 22895605), (10, 18316484), (20, 9158242), (40, 4579121), (1997, 91720), (2293, 79880), (3994, 45860), (4586, 39940), (7988, 22930), (9172, 19970), (9985, 18344), (11465, 15976)]