9038920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20543}}^1$

素因数の和:20565

約数の個数: 32

約数和(自身を含む): 22187520

約数和(自身を除く): 13148600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20543, 41086, 82172, 102715, 164344, 205430, 225973, 410860, 451946, 821720, 903892, 1129865, 1807784, 2259730, 4519460, 9038920]

約数ペア:

[(1, 9038920), (2, 4519460), (4, 2259730), (5, 1807784), (8, 1129865), (10, 903892), (11, 821720), (20, 451946), (22, 410860), (40, 225973), (44, 205430), (55, 164344), (88, 102715), (110, 82172), (220, 41086), (440, 20543)]