1198540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1223}}^1$

素因数の和:1246

約数の個数: 36

約数和(自身を含む): 2930256

約数和(自身を除く): 1731716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1223, 2446, 4892, 6115, 8561, 12230, 17122, 24460, 34244, 42805, 59927, 85610, 119854, 171220, 239708, 299635, 599270, 1198540]

約数ペア:

[(1, 1198540), (2, 599270), (4, 299635), (5, 239708), (7, 171220), (10, 119854), (14, 85610), (20, 59927), (28, 42805), (35, 34244), (49, 24460), (70, 17122), (98, 12230), (140, 8561), (196, 6115), (245, 4892), (490, 2446), (980, 1223)]