38642920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14419}}^1$

素因数の和:14497

約数の個数: 32

約数和(自身を含む): 88250400

約数和(自身を除く): 49607480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 14419, 28838, 57676, 72095, 115352, 144190, 288380, 576760, 966073, 1932146, 3864292, 4830365, 7728584, 9660730, 19321460, 38642920]

約数ペア:

[(1, 38642920), (2, 19321460), (4, 9660730), (5, 7728584), (8, 4830365), (10, 3864292), (20, 1932146), (40, 966073), (67, 576760), (134, 288380), (268, 144190), (335, 115352), (536, 72095), (670, 57676), (1340, 28838), (2680, 14419)]