29771960

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2687}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 67253760

約数和(自身を除く): 37481800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2687, 2770, 5374, 5540, 10748, 11080, 13435, 21496, 26870, 53740, 107480, 744299, 1488598, 2977196, 3721495, 5954392, 7442990, 14885980, 29771960]

約数ペア:

[(1, 29771960), (2, 14885980), (4, 7442990), (5, 5954392), (8, 3721495), (10, 2977196), (20, 1488598), (40, 744299), (277, 107480), (554, 53740), (1108, 26870), (1385, 21496), (2216, 13435), (2687, 11080), (2770, 10748), (5374, 5540)]