120361490

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 220207680

約数和(自身を除く): 99846190

約数列:

[1, 2, 5, 10, 131, 139, 262, 278, 655, 661, 695, 1310, 1322, 1390, 3305, 6610, 18209, 36418, 86591, 91045, 91879, 173182, 182090, 183758, 432955, 459395, 865910, 918790, 12036149, 24072298, 60180745, 120361490]

約数ペア:

[(1, 120361490), (2, 60180745), (5, 24072298), (10, 12036149), (131, 918790), (139, 865910), (262, 459395), (278, 432955), (655, 183758), (661, 182090), (695, 173182), (1310, 91879), (1322, 91045), (1390, 86591), (3305, 36418), (6610, 18209)]