56581020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{314339}}^1$

素因数の和:314354

約数の個数: 36

約数和(自身を含む): 171629640

約数和(自身を除く): 115048620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 314339, 628678, 943017, 1257356, 1571695, 1886034, 2829051, 3143390, 3772068, 4715085, 5658102, 6286780, 9430170, 11316204, 14145255, 18860340, 28290510, 56581020]

約数ペア:

[(1, 56581020), (2, 28290510), (3, 18860340), (4, 14145255), (5, 11316204), (6, 9430170), (9, 6286780), (10, 5658102), (12, 4715085), (15, 3772068), (18, 3143390), (20, 2829051), (30, 1886034), (36, 1571695), (45, 1257356), (60, 943017), (90, 628678), (180, 314339)]