149860340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1070431}}^1$

素因数の和:1070447

約数の個数: 24

約数和(自身を含む): 359665152

約数和(自身を除く): 209804812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1070431, 2140862, 4281724, 5352155, 7493017, 10704310, 14986034, 21408620, 29972068, 37465085, 74930170, 149860340]

約数ペア:

[(1, 149860340), (2, 74930170), (4, 37465085), (5, 29972068), (7, 21408620), (10, 14986034), (14, 10704310), (20, 7493017), (28, 5352155), (35, 4281724), (70, 2140862), (140, 1070431)]