8508920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30389}}^1$

素因数の和:30407

約数の個数: 32

約数和(自身を含む): 21880800

約数和(自身を除く): 13371880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30389, 60778, 121556, 151945, 212723, 243112, 303890, 425446, 607780, 850892, 1063615, 1215560, 1701784, 2127230, 4254460, 8508920]

約数ペア:

[(1, 8508920), (2, 4254460), (4, 2127230), (5, 1701784), (7, 1215560), (8, 1063615), (10, 850892), (14, 607780), (20, 425446), (28, 303890), (35, 243112), (40, 212723), (56, 151945), (70, 121556), (140, 60778), (280, 30389)]