1720376

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 3809280

約数和(自身を除く): 2088904

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 991, 1736, 1982, 3964, 6937, 7928, 13874, 27748, 30721, 55496, 61442, 122884, 215047, 245768, 430094, 860188, 1720376]

約数ペア:

[(1, 1720376), (2, 860188), (4, 430094), (7, 245768), (8, 215047), (14, 122884), (28, 61442), (31, 55496), (56, 30721), (62, 27748), (124, 13874), (217, 7928), (248, 6937), (434, 3964), (868, 1982), (991, 1736)]