20170579980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2256217}}^1$

素因数の和:2256378

約数の個数: 48

約数和(自身を含む): 56856693600

約数和(自身を除く): 36686113620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2235, 2980, 4470, 8940, 2256217, 4512434, 6768651, 9024868, 11281085, 13537302, 22562170, 27074604, 33843255, 45124340, 67686510, 135373020, 336176333, 672352666, 1008528999, 1344705332, 1680881665, 2017057998, 3361763330, 4034115996, 5042644995, 6723526660, 10085289990, 20170579980]

約数ペア:

[(1, 20170579980), (2, 10085289990), (3, 6723526660), (4, 5042644995), (5, 4034115996), (6, 3361763330), (10, 2017057998), (12, 1680881665), (15, 1344705332), (20, 1008528999), (30, 672352666), (60, 336176333), (149, 135373020), (298, 67686510), (447, 45124340), (596, 33843255), (745, 27074604), (894, 22562170), (1490, 13537302), (1788, 11281085), (2235, 9024868), (2980, 6768651), (4470, 4512434), (8940, 2256217)]