17081320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9931}}^1$

素因数の和:9985

約数の個数: 32

約数和(自身を含む): 39330720

約数和(自身を除く): 22249400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 9931, 19862, 39724, 49655, 79448, 99310, 198620, 397240, 427033, 854066, 1708132, 2135165, 3416264, 4270330, 8540660, 17081320]

約数ペア:

[(1, 17081320), (2, 8540660), (4, 4270330), (5, 3416264), (8, 2135165), (10, 1708132), (20, 854066), (40, 427033), (43, 397240), (86, 198620), (172, 99310), (215, 79448), (344, 49655), (430, 39724), (860, 19862), (1720, 9931)]