11887540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 31046400

約数和(自身を除く): 19158860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 70, 76, 82, 95, 109, 133, 140, 164, 190, 205, 218, 266, 287, 380, 410, 436, 532, 545, 574, 665, 763, 779, 820, 1090, 1148, 1330, 1435, 1526, 1558, 2071, 2180, 2660, 2870, 3052, 3116, 3815, 3895, 4142, 4469, 5453, 5740, 7630, 7790, 8284, 8938, 10355, 10906, 14497, 15260, 15580, 17876, 20710, 21812, 22345, 27265, 28994, 31283, 41420, 44690, 54530, 57988, 62566, 72485, 84911, 89380, 109060, 125132, 144970, 156415, 169822, 289940, 312830, 339644, 424555, 594377, 625660, 849110, 1188754, 1698220, 2377508, 2971885, 5943770, 11887540]

約数ペア:

[(1, 11887540), (2, 5943770), (4, 2971885), (5, 2377508), (7, 1698220), (10, 1188754), (14, 849110), (19, 625660), (20, 594377), (28, 424555), (35, 339644), (38, 312830), (41, 289940), (70, 169822), (76, 156415), (82, 144970), (95, 125132), (109, 109060), (133, 89380), (140, 84911), (164, 72485), (190, 62566), (205, 57988), (218, 54530), (266, 44690), (287, 41420), (380, 31283), (410, 28994), (436, 27265), (532, 22345), (545, 21812), (574, 20710), (665, 17876), (763, 15580), (779, 15260), (820, 14497), (1090, 10906), (1148, 10355), (1330, 8938), (1435, 8284), (1526, 7790), (1558, 7630), (2071, 5740), (2180, 5453), (2660, 4469), (2870, 4142), (3052, 3895), (3116, 3815)]