890649320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{106537}}^1$

素因数の和:106578

約数の個数: 64

約数和(自身を含む): 2301220800

約数和(自身を除く): 1410571480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 106537, 213074, 426148, 532685, 852296, 1065370, 1171907, 2024203, 2130740, 2343814, 4048406, 4261480, 4687628, 5859535, 8096812, 9375256, 10121015, 11719070, 16193624, 20242030, 22266233, 23438140, 40484060, 44532466, 46876280, 80968120, 89064932, 111331165, 178129864, 222662330, 445324660, 890649320]

約数ペア:

[(1, 890649320), (2, 445324660), (4, 222662330), (5, 178129864), (8, 111331165), (10, 89064932), (11, 80968120), (19, 46876280), (20, 44532466), (22, 40484060), (38, 23438140), (40, 22266233), (44, 20242030), (55, 16193624), (76, 11719070), (88, 10121015), (95, 9375256), (110, 8096812), (152, 5859535), (190, 4687628), (209, 4261480), (220, 4048406), (380, 2343814), (418, 2130740), (440, 2024203), (760, 1171907), (836, 1065370), (1045, 852296), (1672, 532685), (2090, 426148), (4180, 213074), (8360, 106537)]