159408920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{362293}}^1$

素因数の和:362315

約数の個数: 32

約数和(自身を含む): 391277520

約数和(自身を除く): 231868600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 362293, 724586, 1449172, 1811465, 2898344, 3622930, 3985223, 7245860, 7970446, 14491720, 15940892, 19926115, 31881784, 39852230, 79704460, 159408920]

約数ペア:

[(1, 159408920), (2, 79704460), (4, 39852230), (5, 31881784), (8, 19926115), (10, 15940892), (11, 14491720), (20, 7970446), (22, 7245860), (40, 3985223), (44, 3622930), (55, 2898344), (88, 1811465), (110, 1449172), (220, 724586), (440, 362293)]