2114420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1373}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 5539968

約数和(自身を除く): 3425548

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1373, 1540, 2746, 5492, 6865, 9611, 13730, 15103, 19222, 27460, 30206, 38444, 48055, 60412, 75515, 96110, 105721, 151030, 192220, 211442, 302060, 422884, 528605, 1057210, 2114420]

約数ペア:

[(1, 2114420), (2, 1057210), (4, 528605), (5, 422884), (7, 302060), (10, 211442), (11, 192220), (14, 151030), (20, 105721), (22, 96110), (28, 75515), (35, 60412), (44, 48055), (55, 38444), (70, 30206), (77, 27460), (110, 19222), (140, 15103), (154, 13730), (220, 9611), (308, 6865), (385, 5492), (770, 2746), (1373, 1540)]