1621180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7369}}^1$

素因数の和:7389

約数の個数: 24

約数和(自身を含む): 3714480

約数和(自身を除く): 2093300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 7369, 14738, 29476, 36845, 73690, 81059, 147380, 162118, 324236, 405295, 810590, 1621180]

約数ペア:

[(1, 1621180), (2, 810590), (4, 405295), (5, 324236), (10, 162118), (11, 147380), (20, 81059), (22, 73690), (44, 36845), (55, 29476), (110, 14738), (220, 7369)]