126970340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{906931}}^1$

素因数の和:906947

約数の個数: 24

約数和(自身を含む): 304729152

約数和(自身を除く): 177758812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 906931, 1813862, 3627724, 4534655, 6348517, 9069310, 12697034, 18138620, 25394068, 31742585, 63485170, 126970340]

約数ペア:

[(1, 126970340), (2, 63485170), (4, 31742585), (5, 25394068), (7, 18138620), (10, 12697034), (14, 9069310), (20, 6348517), (28, 4534655), (35, 3627724), (70, 1813862), (140, 906931)]