42759940

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25759}}^1$

素因数の和:25851

約数の個数: 24

約数和(自身を含む): 90881280

約数和(自身を除く): 48121340

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 25759, 51518, 103036, 128795, 257590, 515180, 2137997, 4275994, 8551988, 10689985, 21379970, 42759940]

約数ペア:

[(1, 42759940), (2, 21379970), (4, 10689985), (5, 8551988), (10, 4275994), (20, 2137997), (83, 515180), (166, 257590), (332, 128795), (415, 103036), (830, 51518), (1660, 25759)]