1947880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 5054400

約数和(自身を除く): 3106520

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, 233, 380, 418, 440, 466, 760, 836, 932, 1045, 1165, 1672, 1864, 2090, 2330, 2563, 4180, 4427, 4660, 5126, 8360, 8854, 9320, 10252, 12815, 17708, 20504, 22135, 25630, 35416, 44270, 48697, 51260, 88540, 97394, 102520, 177080, 194788, 243485, 389576, 486970, 973940, 1947880]

約数ペア:

[(1, 1947880), (2, 973940), (4, 486970), (5, 389576), (8, 243485), (10, 194788), (11, 177080), (19, 102520), (20, 97394), (22, 88540), (38, 51260), (40, 48697), (44, 44270), (55, 35416), (76, 25630), (88, 22135), (95, 20504), (110, 17708), (152, 12815), (190, 10252), (209, 9320), (220, 8854), (233, 8360), (380, 5126), (418, 4660), (440, 4427), (466, 4180), (760, 2563), (836, 2330), (932, 2090), (1045, 1864), (1165, 1672)]