8903668660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{87103}}^1$

素因数の和:87400

約数の個数: 48

約数和(自身を含む): 19755187200

約数和(自身を除く): 10851518540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 269, 380, 538, 1076, 1345, 2690, 5111, 5380, 10222, 20444, 25555, 51110, 87103, 102220, 174206, 348412, 435515, 871030, 1654957, 1742060, 3309914, 6619828, 8274785, 16549570, 23430707, 33099140, 46861414, 93722828, 117153535, 234307070, 445183433, 468614140, 890366866, 1780733732, 2225917165, 4451834330, 8903668660]

約数ペア:

[(1, 8903668660), (2, 4451834330), (4, 2225917165), (5, 1780733732), (10, 890366866), (19, 468614140), (20, 445183433), (38, 234307070), (76, 117153535), (95, 93722828), (190, 46861414), (269, 33099140), (380, 23430707), (538, 16549570), (1076, 8274785), (1345, 6619828), (2690, 3309914), (5111, 1742060), (5380, 1654957), (10222, 871030), (20444, 435515), (25555, 348412), (51110, 174206), (87103, 102220)]