39724820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{977}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 88724160

約数和(自身を除く): 48999340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 977, 1070, 1954, 2033, 2140, 3908, 4066, 4885, 8132, 9770, 10165, 18563, 19540, 20330, 37126, 40660, 74252, 92815, 104539, 185630, 209078, 371260, 418156, 522695, 1045390, 1986241, 2090780, 3972482, 7944964, 9931205, 19862410, 39724820]

約数ペア:

[(1, 39724820), (2, 19862410), (4, 9931205), (5, 7944964), (10, 3972482), (19, 2090780), (20, 1986241), (38, 1045390), (76, 522695), (95, 418156), (107, 371260), (190, 209078), (214, 185630), (380, 104539), (428, 92815), (535, 74252), (977, 40660), (1070, 37126), (1954, 20330), (2033, 19540), (2140, 18563), (3908, 10165), (4066, 9770), (4885, 8132)]