20722110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7121}}^1$

素因数の和:7228

約数の個数: 32

約数和(自身を含む): 50252832

約数和(自身を除く): 29530722

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 7121, 14242, 21363, 35605, 42726, 71210, 106815, 213630, 690737, 1381474, 2072211, 3453685, 4144422, 6907370, 10361055, 20722110]

約数ペア:

[(1, 20722110), (2, 10361055), (3, 6907370), (5, 4144422), (6, 3453685), (10, 2072211), (15, 1381474), (30, 690737), (97, 213630), (194, 106815), (291, 71210), (485, 42726), (582, 35605), (970, 21363), (1455, 14242), (2910, 7121)]