487140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 1427328

約数和(自身を除く): 940188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 353, 460, 690, 706, 1059, 1380, 1412, 1765, 2118, 3530, 4236, 5295, 7060, 8119, 10590, 16238, 21180, 24357, 32476, 40595, 48714, 81190, 97428, 121785, 162380, 243570, 487140]

約数ペア:

[(1, 487140), (2, 243570), (3, 162380), (4, 121785), (5, 97428), (6, 81190), (10, 48714), (12, 40595), (15, 32476), (20, 24357), (23, 21180), (30, 16238), (46, 10590), (60, 8119), (69, 7060), (92, 5295), (115, 4236), (138, 3530), (230, 2118), (276, 1765), (345, 1412), (353, 1380), (460, 1059), (690, 706)]