559780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2153}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 1266552

約数和(自身を除く): 706772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2153, 4306, 8612, 10765, 21530, 27989, 43060, 55978, 111956, 139945, 279890, 559780]

約数ペア:

[(1, 559780), (2, 279890), (4, 139945), (5, 111956), (10, 55978), (13, 43060), (20, 27989), (26, 21530), (52, 10765), (65, 8612), (130, 4306), (260, 2153)]