127804720

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{4283}}^1$

素因数の和:4669

約数の個数: 40

約数和(自身を含む): 298012176

約数和(自身を除く): 170207456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 1492, 1865, 2984, 3730, 4283, 5968, 7460, 8566, 14920, 17132, 21415, 29840, 34264, 42830, 68528, 85660, 171320, 342640, 1597559, 3195118, 6390236, 7987795, 12780472, 15975590, 25560944, 31951180, 63902360, 127804720]

約数ペア:

[(1, 127804720), (2, 63902360), (4, 31951180), (5, 25560944), (8, 15975590), (10, 12780472), (16, 7987795), (20, 6390236), (40, 3195118), (80, 1597559), (373, 342640), (746, 171320), (1492, 85660), (1865, 68528), (2984, 42830), (3730, 34264), (4283, 29840), (5968, 21415), (7460, 17132), (8566, 14920)]