201638603720

素因数分解:

$2^3\times 5^1\times {\mathrm{863}}^1\times {\mathrm{5841211}}^1$

素因数の和:5842085

約数の個数: 32

約数和(自身を含む): 454212645120

約数和(自身を除く): 252574041400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 863, 1726, 3452, 4315, 6904, 8630, 17260, 34520, 5841211, 11682422, 23364844, 29206055, 46729688, 58412110, 116824220, 233648440, 5040965093, 10081930186, 20163860372, 25204825465, 40327720744, 50409650930, 100819301860, 201638603720]

約数ペア:

[(1, 201638603720), (2, 100819301860), (4, 50409650930), (5, 40327720744), (8, 25204825465), (10, 20163860372), (20, 10081930186), (40, 5040965093), (863, 233648440), (1726, 116824220), (3452, 58412110), (4315, 46729688), (6904, 29206055), (8630, 23364844), (17260, 11682422), (34520, 5841211)]