64684840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147011}}^1$

素因数の和:147033

約数の個数: 32

約数和(自身を含む): 158772960

約数和(自身を除く): 94088120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 147011, 294022, 588044, 735055, 1176088, 1470110, 1617121, 2940220, 3234242, 5880440, 6468484, 8085605, 12936968, 16171210, 32342420, 64684840]

約数ペア:

[(1, 64684840), (2, 32342420), (4, 16171210), (5, 12936968), (8, 8085605), (10, 6468484), (11, 5880440), (20, 3234242), (22, 2940220), (40, 1617121), (44, 1470110), (55, 1176088), (88, 735055), (110, 588044), (220, 294022), (440, 147011)]