157534220

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{28031}}^1$

素因数の和:28321

約数の個数: 24

約数和(自身を含む): 332011008

約数和(自身を除く): 174476788

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 28031, 56062, 112124, 140155, 280310, 560620, 7876711, 15753422, 31506844, 39383555, 78767110, 157534220]

約数ペア:

[(1, 157534220), (2, 78767110), (4, 39383555), (5, 31506844), (10, 15753422), (20, 7876711), (281, 560620), (562, 280310), (1124, 140155), (1405, 112124), (2810, 56062), (5620, 28031)]