28822780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29411}}^1$

素因数の和:29434

約数の個数: 36

約数和(自身を含む): 70412328

約数和(自身を除く): 41589548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 29411, 58822, 117644, 147055, 205877, 294110, 411754, 588220, 823508, 1029385, 1441139, 2058770, 2882278, 4117540, 5764556, 7205695, 14411390, 28822780]

約数ペア:

[(1, 28822780), (2, 14411390), (4, 7205695), (5, 5764556), (7, 4117540), (10, 2882278), (14, 2058770), (20, 1441139), (28, 1029385), (35, 823508), (49, 588220), (70, 411754), (98, 294110), (140, 205877), (196, 147055), (245, 117644), (490, 58822), (980, 29411)]