201538520

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{10789}}^1$

素因数の和:11267

約数の個数: 32

約数和(自身を含む): 454474800

約数和(自身を除く): 252936280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 934, 1868, 2335, 3736, 4670, 9340, 10789, 18680, 21578, 43156, 53945, 86312, 107890, 215780, 431560, 5038463, 10076926, 20153852, 25192315, 40307704, 50384630, 100769260, 201538520]

約数ペア:

[(1, 201538520), (2, 100769260), (4, 50384630), (5, 40307704), (8, 25192315), (10, 20153852), (20, 10076926), (40, 5038463), (467, 431560), (934, 215780), (1868, 107890), (2335, 86312), (3736, 53945), (4670, 43156), (9340, 21578), (10789, 18680)]