4081940

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2459}}^1$

素因数の和:2551

約数の個数: 24

約数和(自身を含む): 8678880

約数和(自身を除く): 4596940

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 2459, 4918, 9836, 12295, 24590, 49180, 204097, 408194, 816388, 1020485, 2040970, 4081940]

約数ペア:

[(1, 4081940), (2, 2040970), (4, 1020485), (5, 816388), (10, 408194), (20, 204097), (83, 49180), (166, 24590), (332, 12295), (415, 9836), (830, 4918), (1660, 2459)]