1118920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2543}}^1$

素因数の和:2565

約数の個数: 32

約数和(自身を含む): 2747520

約数和(自身を除く): 1628600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2543, 5086, 10172, 12715, 20344, 25430, 27973, 50860, 55946, 101720, 111892, 139865, 223784, 279730, 559460, 1118920]

約数ペア:

[(1, 1118920), (2, 559460), (4, 279730), (5, 223784), (8, 139865), (10, 111892), (11, 101720), (20, 55946), (22, 50860), (40, 27973), (44, 25430), (55, 20344), (88, 12715), (110, 10172), (220, 5086), (440, 2543)]