204089440

素因数分解:

$2^5\times 5^1\times {\mathrm{1275559}}^1$

素因数の和:1275574

約数の個数: 24

約数和(自身を含む): 482161680

約数和(自身を除く): 278072240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1275559, 2551118, 5102236, 6377795, 10204472, 12755590, 20408944, 25511180, 40817888, 51022360, 102044720, 204089440]

約数ペア:

[(1, 204089440), (2, 102044720), (4, 51022360), (5, 40817888), (8, 25511180), (10, 20408944), (16, 12755590), (20, 10204472), (32, 6377795), (40, 5102236), (80, 2551118), (160, 1275559)]