149025940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1064471}}^1$

素因数の和:1064487

約数の個数: 24

約数和(自身を含む): 357662592

約数和(自身を除く): 208636652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1064471, 2128942, 4257884, 5322355, 7451297, 10644710, 14902594, 21289420, 29805188, 37256485, 74512970, 149025940]

約数ペア:

[(1, 149025940), (2, 74512970), (4, 37256485), (5, 29805188), (7, 21289420), (10, 14902594), (14, 10644710), (20, 7451297), (28, 5322355), (35, 4257884), (70, 2128942), (140, 1064471)]