2080209780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1050611}}^1$

素因数の和:1050637

約数の個数: 72

約数和(自身を含む): 6883609824

約数和(自身を除く): 4803400044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 1050611, 2101222, 3151833, 4202444, 5253055, 6303666, 9455499, 10506110, 11556721, 12607332, 15759165, 18910998, 21012220, 23113442, 31518330, 34670163, 37821996, 46226884, 47277495, 57783605, 63036660, 69340326, 94554990, 104010489, 115567210, 138680652, 173350815, 189109980, 208020978, 231134420, 346701630, 416041956, 520052445, 693403260, 1040104890, 2080209780]

約数ペア:

[(1, 2080209780), (2, 1040104890), (3, 693403260), (4, 520052445), (5, 416041956), (6, 346701630), (9, 231134420), (10, 208020978), (11, 189109980), (12, 173350815), (15, 138680652), (18, 115567210), (20, 104010489), (22, 94554990), (30, 69340326), (33, 63036660), (36, 57783605), (44, 47277495), (45, 46226884), (55, 37821996), (60, 34670163), (66, 31518330), (90, 23113442), (99, 21012220), (110, 18910998), (132, 15759165), (165, 12607332), (180, 11556721), (198, 10506110), (220, 9455499), (330, 6303666), (396, 5253055), (495, 4202444), (660, 3151833), (990, 2101222), (1980, 1050611)]