19650840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14887}}^1$

素因数の和:14912

約数の個数: 64

約数和(自身を含む): 64316160

約数和(自身を除く): 44665320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 14887, 29774, 44661, 59548, 74435, 89322, 119096, 148870, 163757, 178644, 223305, 297740, 327514, 357288, 446610, 491271, 595480, 655028, 818785, 893220, 982542, 1310056, 1637570, 1786440, 1965084, 2456355, 3275140, 3930168, 4912710, 6550280, 9825420, 19650840]

約数ペア:

[(1, 19650840), (2, 9825420), (3, 6550280), (4, 4912710), (5, 3930168), (6, 3275140), (8, 2456355), (10, 1965084), (11, 1786440), (12, 1637570), (15, 1310056), (20, 982542), (22, 893220), (24, 818785), (30, 655028), (33, 595480), (40, 491271), (44, 446610), (55, 357288), (60, 327514), (66, 297740), (88, 223305), (110, 178644), (120, 163757), (132, 148870), (165, 119096), (220, 89322), (264, 74435), (330, 59548), (440, 44661), (660, 29774), (1320, 14887)]