2019111680

素因数分解:

$2^8\times 5^1\times {\mathrm{1577431}}^1$

素因数の和:1577452

約数の個数: 36

約数和(自身を含む): 4836406512

約数和(自身を除く): 2817294832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1577431, 3154862, 6309724, 7887155, 12619448, 15774310, 25238896, 31548620, 50477792, 63097240, 100955584, 126194480, 201911168, 252388960, 403822336, 504777920, 1009555840, 2019111680]

約数ペア:

[(1, 2019111680), (2, 1009555840), (4, 504777920), (5, 403822336), (8, 252388960), (10, 201911168), (16, 126194480), (20, 100955584), (32, 63097240), (40, 50477792), (64, 31548620), (80, 25238896), (128, 15774310), (160, 12619448), (256, 7887155), (320, 6309724), (640, 3154862), (1280, 1577431)]