157972220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1128373}}^1$

素因数の和:1128389

約数の個数: 24

約数和(自身を含む): 379133664

約数和(自身を除く): 221161444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1128373, 2256746, 4513492, 5641865, 7898611, 11283730, 15797222, 22567460, 31594444, 39493055, 78986110, 157972220]

約数ペア:

[(1, 157972220), (2, 78986110), (4, 39493055), (5, 31594444), (7, 22567460), (10, 15797222), (14, 11283730), (20, 7898611), (28, 5641865), (35, 4513492), (70, 2256746), (140, 1128373)]