2019794620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{10163}}^1$

素因数の和:10714

約数の個数: 48

約数和(自身を含む): 4473786240

約数和(自身を除く): 2453991620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 523, 1046, 2092, 2615, 5230, 9937, 10163, 10460, 19874, 20326, 39748, 40652, 49685, 50815, 99370, 101630, 193097, 198740, 203260, 386194, 772388, 965485, 1930970, 3861940, 5315249, 10630498, 21260996, 26576245, 53152490, 100989731, 106304980, 201979462, 403958924, 504948655, 1009897310, 2019794620]

約数ペア:

[(1, 2019794620), (2, 1009897310), (4, 504948655), (5, 403958924), (10, 201979462), (19, 106304980), (20, 100989731), (38, 53152490), (76, 26576245), (95, 21260996), (190, 10630498), (380, 5315249), (523, 3861940), (1046, 1930970), (2092, 965485), (2615, 772388), (5230, 386194), (9937, 203260), (10163, 198740), (10460, 193097), (19874, 101630), (20326, 99370), (39748, 50815), (40652, 49685)]