141489880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{505321}}^1$

素因数の和:505339

約数の個数: 32

約数和(自身を含む): 363831840

約数和(自身を除く): 222341960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 505321, 1010642, 2021284, 2526605, 3537247, 4042568, 5053210, 7074494, 10106420, 14148988, 17686235, 20212840, 28297976, 35372470, 70744940, 141489880]

約数ペア:

[(1, 141489880), (2, 70744940), (4, 35372470), (5, 28297976), (7, 20212840), (8, 17686235), (10, 14148988), (14, 10106420), (20, 7074494), (28, 5053210), (35, 4042568), (40, 3537247), (56, 2526605), (70, 2021284), (140, 1010642), (280, 505321)]