20122493880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{123209}}^1$

素因数の和:124584

約数の個数: 64

約数和(自身を含む): 60412327200

約数和(自身を除く): 40289833320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1361, 2722, 4083, 5444, 6805, 8166, 10888, 13610, 16332, 20415, 27220, 32664, 40830, 54440, 81660, 123209, 163320, 246418, 369627, 492836, 616045, 739254, 985672, 1232090, 1478508, 1848135, 2464180, 2957016, 3696270, 4928360, 7392540, 14785080, 167687449, 335374898, 503062347, 670749796, 838437245, 1006124694, 1341499592, 1676874490, 2012249388, 2515311735, 3353748980, 4024498776, 5030623470, 6707497960, 10061246940, 20122493880]

約数ペア:

[(1, 20122493880), (2, 10061246940), (3, 6707497960), (4, 5030623470), (5, 4024498776), (6, 3353748980), (8, 2515311735), (10, 2012249388), (12, 1676874490), (15, 1341499592), (20, 1006124694), (24, 838437245), (30, 670749796), (40, 503062347), (60, 335374898), (120, 167687449), (1361, 14785080), (2722, 7392540), (4083, 4928360), (5444, 3696270), (6805, 2957016), (8166, 2464180), (10888, 1848135), (13610, 1478508), (16332, 1232090), (20415, 985672), (27220, 739254), (32664, 616045), (40830, 492836), (54440, 369627), (81660, 246418), (123209, 163320)]