128496280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{292037}}^1$

素因数の和:292059

約数の個数: 32

約数和(自身を含む): 315401040

約数和(自身を除く): 186904760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 292037, 584074, 1168148, 1460185, 2336296, 2920370, 3212407, 5840740, 6424814, 11681480, 12849628, 16062035, 25699256, 32124070, 64248140, 128496280]

約数ペア:

[(1, 128496280), (2, 64248140), (4, 32124070), (5, 25699256), (8, 16062035), (10, 12849628), (11, 11681480), (20, 6424814), (22, 5840740), (40, 3212407), (44, 2920370), (55, 2336296), (88, 1460185), (110, 1168148), (220, 584074), (440, 292037)]