1953197540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13951411}}^1$

素因数の和:13951427

約数の個数: 24

約数和(自身を含む): 4687674432

約数和(自身を除く): 2734476892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13951411, 27902822, 55805644, 69757055, 97659877, 139514110, 195319754, 279028220, 390639508, 488299385, 976598770, 1953197540]

約数ペア:

[(1, 1953197540), (2, 976598770), (4, 488299385), (5, 390639508), (7, 279028220), (10, 195319754), (14, 139514110), (20, 97659877), (28, 69757055), (35, 55805644), (70, 27902822), (140, 13951411)]