2111960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1427}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 4883760

約数和(自身を除く): 2771800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1427, 1480, 2854, 5708, 7135, 11416, 14270, 28540, 52799, 57080, 105598, 211196, 263995, 422392, 527990, 1055980, 2111960]

約数ペア:

[(1, 2111960), (2, 1055980), (4, 527990), (5, 422392), (8, 263995), (10, 211196), (20, 105598), (37, 57080), (40, 52799), (74, 28540), (148, 14270), (185, 11416), (296, 7135), (370, 5708), (740, 2854), (1427, 1480)]