149972620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1071233}}^1$

素因数の和:1071249

約数の個数: 24

約数和(自身を含む): 359934624

約数和(自身を除く): 209962004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1071233, 2142466, 4284932, 5356165, 7498631, 10712330, 14997262, 21424660, 29994524, 37493155, 74986310, 149972620]

約数ペア:

[(1, 149972620), (2, 74986310), (4, 37493155), (5, 29994524), (7, 21424660), (10, 14997262), (14, 10712330), (20, 7498631), (28, 5356165), (35, 4284932), (70, 2142466), (140, 1071233)]