42862540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1451}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 103428864

約数和(自身を除く): 60566324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1451, 1477, 2110, 2902, 2954, 4220, 5804, 5908, 7255, 7385, 10157, 14510, 14770, 20314, 29020, 29540, 40628, 50785, 101570, 203140, 306161, 612322, 1224644, 1530805, 2143127, 3061610, 4286254, 6123220, 8572508, 10715635, 21431270, 42862540]

約数ペア:

[(1, 42862540), (2, 21431270), (4, 10715635), (5, 8572508), (7, 6123220), (10, 4286254), (14, 3061610), (20, 2143127), (28, 1530805), (35, 1224644), (70, 612322), (140, 306161), (211, 203140), (422, 101570), (844, 50785), (1055, 40628), (1451, 29540), (1477, 29020), (2110, 20314), (2902, 14770), (2954, 14510), (4220, 10157), (5804, 7385), (5908, 7255)]