1639177790

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1\times {\mathrm{4561}}^1$

素因数の和:5084

約数の個数: 32

約数和(自身を含む): 2993620896

約数和(自身を除く): 1354443106

約数列:

[1, 2, 5, 10, 83, 166, 415, 433, 830, 866, 2165, 4330, 4561, 9122, 22805, 35939, 45610, 71878, 179695, 359390, 378563, 757126, 1892815, 1974913, 3785630, 3949826, 9874565, 19749130, 163917779, 327835558, 819588895, 1639177790]

約数ペア:

[(1, 1639177790), (2, 819588895), (5, 327835558), (10, 163917779), (83, 19749130), (166, 9874565), (415, 3949826), (433, 3785630), (830, 1974913), (866, 1892815), (2165, 757126), (4330, 378563), (4561, 359390), (9122, 179695), (22805, 71878), (35939, 45610)]