268480

素因数分解:

$2^6\times 5^1\times {\mathrm{839}}^1$

素因数の和:856

約数の個数: 28

約数和(自身を含む): 640080

約数和(自身を除く): 371600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 839, 1678, 3356, 4195, 6712, 8390, 13424, 16780, 26848, 33560, 53696, 67120, 134240, 268480]

約数ペア:

[(1, 268480), (2, 134240), (4, 67120), (5, 53696), (8, 33560), (10, 26848), (16, 16780), (20, 13424), (32, 8390), (40, 6712), (64, 4195), (80, 3356), (160, 1678), (320, 839)]