5815120

素因数分解:

$2^4\times 5^1\times {\mathrm{72689}}^1$

素因数の和:72702

約数の個数: 20

約数和(自身を含む): 13520340

約数和(自身を除く): 7705220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 72689, 145378, 290756, 363445, 581512, 726890, 1163024, 1453780, 2907560, 5815120]

約数ペア:

[(1, 5815120), (2, 2907560), (4, 1453780), (5, 1163024), (8, 726890), (10, 581512), (16, 363445), (20, 290756), (40, 145378), (80, 72689)]