129328220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{923773}}^1$

素因数の和:923789

約数の個数: 24

約数和(自身を含む): 310388064

約数和(自身を除く): 181059844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 923773, 1847546, 3695092, 4618865, 6466411, 9237730, 12932822, 18475460, 25865644, 32332055, 64664110, 129328220]

約数ペア:

[(1, 129328220), (2, 64664110), (4, 32332055), (5, 25865644), (7, 18475460), (10, 12932822), (14, 9237730), (20, 6466411), (28, 4618865), (35, 3695092), (70, 1847546), (140, 923773)]