16576780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 38304000

約数和(自身を除く): 21727220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 302, 499, 604, 755, 998, 1510, 1661, 1996, 2495, 3020, 3322, 4990, 5489, 6644, 8305, 9980, 10978, 16610, 21956, 27445, 33220, 54890, 75349, 109780, 150698, 301396, 376745, 753490, 828839, 1506980, 1657678, 3315356, 4144195, 8288390, 16576780]

約数ペア:

[(1, 16576780), (2, 8288390), (4, 4144195), (5, 3315356), (10, 1657678), (11, 1506980), (20, 828839), (22, 753490), (44, 376745), (55, 301396), (110, 150698), (151, 109780), (220, 75349), (302, 54890), (499, 33220), (604, 27445), (755, 21956), (998, 16610), (1510, 10978), (1661, 9980), (1996, 8305), (2495, 6644), (3020, 5489), (3322, 4990)]