19585140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1709}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 55157760

約数和(自身を除く): 35572620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 573, 764, 955, 1146, 1709, 1910, 2292, 2865, 3418, 3820, 5127, 5730, 6836, 8545, 10254, 11460, 17090, 20508, 25635, 34180, 51270, 102540, 326419, 652838, 979257, 1305676, 1632095, 1958514, 3264190, 3917028, 4896285, 6528380, 9792570, 19585140]

約数ペア:

[(1, 19585140), (2, 9792570), (3, 6528380), (4, 4896285), (5, 3917028), (6, 3264190), (10, 1958514), (12, 1632095), (15, 1305676), (20, 979257), (30, 652838), (60, 326419), (191, 102540), (382, 51270), (573, 34180), (764, 25635), (955, 20508), (1146, 17090), (1709, 11460), (1910, 10254), (2292, 8545), (2865, 6836), (3418, 5730), (3820, 5127)]