157438540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1124561}}^1$

素因数の和:1124577

約数の個数: 24

約数和(自身を含む): 377852832

約数和(自身を除く): 220414292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1124561, 2249122, 4498244, 5622805, 7871927, 11245610, 15743854, 22491220, 31487708, 39359635, 78719270, 157438540]

約数ペア:

[(1, 157438540), (2, 78719270), (4, 39359635), (5, 31487708), (7, 22491220), (10, 15743854), (14, 11245610), (20, 7871927), (28, 5622805), (35, 4498244), (70, 2249122), (140, 1124561)]