120645808

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{142271}}^1$

素因数の和:142332

約数の個数: 20

約数和(自身を含む): 238163328

約数和(自身を除く): 117517520

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 142271, 284542, 569084, 1138168, 2276336, 7540363, 15080726, 30161452, 60322904, 120645808]

約数ペア:

[(1, 120645808), (2, 60322904), (4, 30161452), (8, 15080726), (16, 7540363), (53, 2276336), (106, 1138168), (212, 569084), (424, 284542), (848, 142271)]