286548140

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1\times {\mathrm{457}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 610781472

約数和(自身を除く): 324233332

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 293, 428, 457, 535, 586, 914, 1070, 1172, 1465, 1828, 2140, 2285, 2930, 4570, 5860, 9140, 31351, 48899, 62702, 97798, 125404, 133901, 156755, 195596, 244495, 267802, 313510, 488990, 535604, 627020, 669505, 977980, 1339010, 2678020, 14327407, 28654814, 57309628, 71637035, 143274070, 286548140]

約数ペア:

[(1, 286548140), (2, 143274070), (4, 71637035), (5, 57309628), (10, 28654814), (20, 14327407), (107, 2678020), (214, 1339010), (293, 977980), (428, 669505), (457, 627020), (535, 535604), (586, 488990), (914, 313510), (1070, 267802), (1172, 244495), (1465, 195596), (1828, 156755), (2140, 133901), (2285, 125404), (2930, 97798), (4570, 62702), (5860, 48899), (9140, 31351)]