77372140

素因数分解:

$2^2\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{2969}}^1$

素因数の和:4281

約数の個数: 24

約数和(自身を含む): 162660960

約数和(自身を除く): 85288820

約数列:

[1, 2, 4, 5, 10, 20, 1303, 2606, 2969, 5212, 5938, 6515, 11876, 13030, 14845, 26060, 29690, 59380, 3868607, 7737214, 15474428, 19343035, 38686070, 77372140]

約数ペア:

[(1, 77372140), (2, 38686070), (4, 19343035), (5, 15474428), (10, 7737214), (20, 3868607), (1303, 59380), (2606, 29690), (2969, 26060), (5212, 14845), (5938, 13030), (6515, 11876)]