128512370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{941}}^1\times {\mathrm{1951}}^1$

素因数の和:2906

約数の個数: 32

約数和(自身を含む): 264784896

約数和(自身を除く): 136272526

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 941, 1882, 1951, 3902, 4705, 6587, 9410, 9755, 13174, 13657, 19510, 27314, 32935, 65870, 68285, 136570, 1835891, 3671782, 9179455, 12851237, 18358910, 25702474, 64256185, 128512370]

約数ペア:

[(1, 128512370), (2, 64256185), (5, 25702474), (7, 18358910), (10, 12851237), (14, 9179455), (35, 3671782), (70, 1835891), (941, 136570), (1882, 68285), (1951, 65870), (3902, 32935), (4705, 27314), (6587, 19510), (9410, 13657), (9755, 13174)]