2065185780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4917109}}^1$

素因数の和:4917128

約数の個数: 48

約数和(自身を含む): 6608595840

約数和(自身を除く): 4543410060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4917109, 9834218, 14751327, 19668436, 24585545, 29502654, 34419763, 49171090, 59005308, 68839526, 73756635, 98342180, 103259289, 137679052, 147513270, 172098815, 206518578, 295026540, 344197630, 413037156, 516296445, 688395260, 1032592890, 2065185780]

約数ペア:

[(1, 2065185780), (2, 1032592890), (3, 688395260), (4, 516296445), (5, 413037156), (6, 344197630), (7, 295026540), (10, 206518578), (12, 172098815), (14, 147513270), (15, 137679052), (20, 103259289), (21, 98342180), (28, 73756635), (30, 68839526), (35, 59005308), (42, 49171090), (60, 34419763), (70, 29502654), (84, 24585545), (105, 19668436), (140, 14751327), (210, 9834218), (420, 4917109)]