30706340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31333}}^1$

素因数の和:31356

約数の個数: 36

約数和(自身を含む): 75013596

約数和(自身を除く): 44307256

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 31333, 62666, 125332, 156665, 219331, 313330, 438662, 626660, 877324, 1096655, 1535317, 2193310, 3070634, 4386620, 6141268, 7676585, 15353170, 30706340]

約数ペア:

[(1, 30706340), (2, 15353170), (4, 7676585), (5, 6141268), (7, 4386620), (10, 3070634), (14, 2193310), (20, 1535317), (28, 1096655), (35, 877324), (49, 626660), (70, 438662), (98, 313330), (140, 219331), (196, 156665), (245, 125332), (490, 62666), (980, 31333)]