20100816

素因数分解:

$2^4\times 3^2\times {\mathrm{139589}}^1$

素因数の和:139603

約数の個数: 30

約数和(自身を含む): 56254770

約数和(自身を除く): 36153954

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 139589, 279178, 418767, 558356, 837534, 1116712, 1256301, 1675068, 2233424, 2512602, 3350136, 5025204, 6700272, 10050408, 20100816]

約数ペア:

[(1, 20100816), (2, 10050408), (3, 6700272), (4, 5025204), (6, 3350136), (8, 2512602), (9, 2233424), (12, 1675068), (16, 1256301), (18, 1116712), (24, 837534), (36, 558356), (48, 418767), (72, 279178), (144, 139589)]