247751780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{169693}}^1$

素因数の和:169775

約数の個数: 24

約数和(自身を含む): 527408952

約数和(自身を除く): 279657172

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 169693, 339386, 678772, 848465, 1696930, 3393860, 12387589, 24775178, 49550356, 61937945, 123875890, 247751780]

約数ペア:

[(1, 247751780), (2, 123875890), (4, 61937945), (5, 49550356), (10, 24775178), (20, 12387589), (73, 3393860), (146, 1696930), (292, 848465), (365, 678772), (730, 339386), (1460, 169693)]