71373220

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{3271}}^1$

素因数の和:4371

約数の個数: 24

約数和(自身を含む): 150067008

約数和(自身を除く): 78693788

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 3271, 4364, 5455, 6542, 10910, 13084, 16355, 21820, 32710, 65420, 3568661, 7137322, 14274644, 17843305, 35686610, 71373220]

約数ペア:

[(1, 71373220), (2, 35686610), (4, 17843305), (5, 14274644), (10, 7137322), (20, 3568661), (1091, 65420), (2182, 32710), (3271, 21820), (4364, 16355), (5455, 13084), (6542, 10910)]