148996820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1064263}}^1$

素因数の和:1064279

約数の個数: 24

約数和(自身を含む): 357592704

約数和(自身を除く): 208595884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1064263, 2128526, 4257052, 5321315, 7449841, 10642630, 14899682, 21285260, 29799364, 37249205, 74498410, 148996820]

約数ペア:

[(1, 148996820), (2, 74498410), (4, 37249205), (5, 29799364), (7, 21285260), (10, 14899682), (14, 10642630), (20, 7449841), (28, 5321315), (35, 4257052), (70, 2128526), (140, 1064263)]