42832780

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4969}}^1$

素因数の和:5409

約数の個数: 24

約数和(自身を含む): 90175680

約数和(自身を除く): 47342900

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 4969, 8620, 9938, 19876, 24845, 49690, 99380, 2141639, 4283278, 8566556, 10708195, 21416390, 42832780]

約数ペア:

[(1, 42832780), (2, 21416390), (4, 10708195), (5, 8566556), (10, 4283278), (20, 2141639), (431, 99380), (862, 49690), (1724, 24845), (2155, 19876), (4310, 9938), (4969, 8620)]