2017765590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1\times {\mathrm{919}}^1$

素因数の和:1541

約数の個数: 64

約数和(自身を含む): 4888512000

約数和(自身を除く): 2870746410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 449, 489, 815, 898, 919, 978, 1347, 1630, 1838, 2245, 2445, 2694, 2757, 4490, 4595, 4890, 5514, 6735, 9190, 13470, 13785, 27570, 73187, 146374, 149797, 219561, 299594, 365935, 412631, 439122, 449391, 731870, 748985, 825262, 898782, 1097805, 1237893, 1497970, 2063155, 2195610, 2246955, 2475786, 4126310, 4493910, 6189465, 12378930, 67258853, 134517706, 201776559, 336294265, 403553118, 672588530, 1008882795, 2017765590]

約数ペア:

[(1, 2017765590), (2, 1008882795), (3, 672588530), (5, 403553118), (6, 336294265), (10, 201776559), (15, 134517706), (30, 67258853), (163, 12378930), (326, 6189465), (449, 4493910), (489, 4126310), (815, 2475786), (898, 2246955), (919, 2195610), (978, 2063155), (1347, 1497970), (1630, 1237893), (1838, 1097805), (2245, 898782), (2445, 825262), (2694, 748985), (2757, 731870), (4490, 449391), (4595, 439122), (4890, 412631), (5514, 365935), (6735, 299594), (9190, 219561), (13470, 149797), (13785, 146374), (27570, 73187)]