27999780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9929}}^1$

素因数の和:9988

約数の個数: 48

約数和(自身を含む): 80075520

約数和(自身を除く): 52075740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 9929, 19858, 29787, 39716, 49645, 59574, 99290, 119148, 148935, 198580, 297870, 466663, 595740, 933326, 1399989, 1866652, 2333315, 2799978, 4666630, 5599956, 6999945, 9333260, 13999890, 27999780]

約数ペア:

[(1, 27999780), (2, 13999890), (3, 9333260), (4, 6999945), (5, 5599956), (6, 4666630), (10, 2799978), (12, 2333315), (15, 1866652), (20, 1399989), (30, 933326), (47, 595740), (60, 466663), (94, 297870), (141, 198580), (188, 148935), (235, 119148), (282, 99290), (470, 59574), (564, 49645), (705, 39716), (940, 29787), (1410, 19858), (2820, 9929)]