29691920

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1759}}^1$

素因数の和:1983

約数の個数: 40

約数和(自身を含む): 69400320

約数和(自身を除く): 39708400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 1759, 2110, 3376, 3518, 4220, 7036, 8440, 8795, 14072, 16880, 17590, 28144, 35180, 70360, 140720, 371149, 742298, 1484596, 1855745, 2969192, 3711490, 5938384, 7422980, 14845960, 29691920]

約数ペア:

[(1, 29691920), (2, 14845960), (4, 7422980), (5, 5938384), (8, 3711490), (10, 2969192), (16, 1855745), (20, 1484596), (40, 742298), (80, 371149), (211, 140720), (422, 70360), (844, 35180), (1055, 28144), (1688, 17590), (1759, 16880), (2110, 14072), (3376, 8795), (3518, 8440), (4220, 7036)]