1909890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{21221}}^1$

素因数の和:21234

約数の個数: 24

約数和(自身を含む): 4965948

約数和(自身を除く): 3056058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 21221, 42442, 63663, 106105, 127326, 190989, 212210, 318315, 381978, 636630, 954945, 1909890]

約数ペア:

[(1, 1909890), (2, 954945), (3, 636630), (5, 381978), (6, 318315), (9, 212210), (10, 190989), (15, 127326), (18, 106105), (30, 63663), (45, 42442), (90, 21221)]