11815120

素因数分解:

$2^4\times 5^1\times {\mathrm{147689}}^1$

素因数の和:147702

約数の個数: 20

約数和(自身を含む): 27470340

約数和(自身を除く): 15655220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 147689, 295378, 590756, 738445, 1181512, 1476890, 2363024, 2953780, 5907560, 11815120]

約数ペア:

[(1, 11815120), (2, 5907560), (4, 2953780), (5, 2363024), (8, 1476890), (10, 1181512), (16, 738445), (20, 590756), (40, 295378), (80, 147689)]