20266020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112589}}^1$

素因数の和:112604

約数の個数: 36

約数和(自身を含む): 61474140

約数和(自身を除く): 41208120

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112589, 225178, 337767, 450356, 562945, 675534, 1013301, 1125890, 1351068, 1688835, 2026602, 2251780, 3377670, 4053204, 5066505, 6755340, 10133010, 20266020]

約数ペア:

[(1, 20266020), (2, 10133010), (3, 6755340), (4, 5066505), (5, 4053204), (6, 3377670), (9, 2251780), (10, 2026602), (12, 1688835), (15, 1351068), (18, 1125890), (20, 1013301), (30, 675534), (36, 562945), (45, 450356), (60, 337767), (90, 225178), (180, 112589)]