38735920

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1093}}^1$

素因数の和:1549

約数の個数: 40

約数和(自身を含む): 90346896

約数和(自身を除く): 51610976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1093, 1772, 2186, 2215, 3544, 4372, 4430, 5465, 7088, 8744, 8860, 10930, 17488, 17720, 21860, 35440, 43720, 87440, 484199, 968398, 1936796, 2420995, 3873592, 4841990, 7747184, 9683980, 19367960, 38735920]

約数ペア:

[(1, 38735920), (2, 19367960), (4, 9683980), (5, 7747184), (8, 4841990), (10, 3873592), (16, 2420995), (20, 1936796), (40, 968398), (80, 484199), (443, 87440), (886, 43720), (1093, 35440), (1772, 21860), (2186, 17720), (2215, 17488), (3544, 10930), (4372, 8860), (4430, 8744), (5465, 7088)]