56791880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21191}}^1$

素因数の和:21269

約数の個数: 32

約数和(自身を含む): 129695040

約数和(自身を除く): 72903160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 21191, 42382, 84764, 105955, 169528, 211910, 423820, 847640, 1419797, 2839594, 5679188, 7098985, 11358376, 14197970, 28395940, 56791880]

約数ペア:

[(1, 56791880), (2, 28395940), (4, 14197970), (5, 11358376), (8, 7098985), (10, 5679188), (20, 2839594), (40, 1419797), (67, 847640), (134, 423820), (268, 211910), (335, 169528), (536, 105955), (670, 84764), (1340, 42382), (2680, 21191)]