9939550

素因数分解:

$2^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{739}}^1$

素因数の和:1020

約数の個数: 24

約数和(自身を含む): 18581400

約数和(自身を除く): 8641850

約数列:

[1, 2, 5, 10, 25, 50, 269, 538, 739, 1345, 1478, 2690, 3695, 6725, 7390, 13450, 18475, 36950, 198791, 397582, 993955, 1987910, 4969775, 9939550]

約数ペア:

[(1, 9939550), (2, 4969775), (5, 1987910), (10, 993955), (25, 397582), (50, 198791), (269, 36950), (538, 18475), (739, 13450), (1345, 7390), (1478, 6725), (2690, 3695)]