25401407380

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2946799}}^1$

素因数の和:2947239

約数の個数: 24

約数和(自身を含む): 53466739200

約数和(自身を除く): 28065331820

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 2946799, 5893598, 11787196, 14733995, 29467990, 58935980, 1270070369, 2540140738, 5080281476, 6350351845, 12700703690, 25401407380]

約数ペア:

[(1, 25401407380), (2, 12700703690), (4, 6350351845), (5, 5080281476), (10, 2540140738), (20, 1270070369), (431, 58935980), (862, 29467990), (1724, 14733995), (2155, 11787196), (4310, 5893598), (8620, 2946799)]