55511540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:585

約数の個数: 96

約数和(自身を含む): 143942400

約数和(自身を除く): 88430860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 70, 76, 82, 95, 133, 140, 164, 190, 205, 266, 287, 380, 410, 509, 532, 574, 665, 779, 820, 1018, 1148, 1330, 1435, 1558, 2036, 2545, 2660, 2870, 3116, 3563, 3895, 5090, 5453, 5740, 7126, 7790, 9671, 10180, 10906, 14252, 15580, 17815, 19342, 20869, 21812, 27265, 35630, 38684, 41738, 48355, 54530, 67697, 71260, 83476, 96710, 104345, 109060, 135394, 146083, 193420, 208690, 270788, 292166, 338485, 396511, 417380, 584332, 676970, 730415, 793022, 1353940, 1460830, 1586044, 1982555, 2775577, 2921660, 3965110, 5551154, 7930220, 11102308, 13877885, 27755770, 55511540]

約数ペア:

[(1, 55511540), (2, 27755770), (4, 13877885), (5, 11102308), (7, 7930220), (10, 5551154), (14, 3965110), (19, 2921660), (20, 2775577), (28, 1982555), (35, 1586044), (38, 1460830), (41, 1353940), (70, 793022), (76, 730415), (82, 676970), (95, 584332), (133, 417380), (140, 396511), (164, 338485), (190, 292166), (205, 270788), (266, 208690), (287, 193420), (380, 146083), (410, 135394), (509, 109060), (532, 104345), (574, 96710), (665, 83476), (779, 71260), (820, 67697), (1018, 54530), (1148, 48355), (1330, 41738), (1435, 38684), (1558, 35630), (2036, 27265), (2545, 21812), (2660, 20869), (2870, 19342), (3116, 17815), (3563, 15580), (3895, 14252), (5090, 10906), (5453, 10180), (5740, 9671), (7126, 7790)]