1247971060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8914079}}^1$

素因数の和:8914095

約数の個数: 24

約数和(自身を含む): 2995130880

約数和(自身を除く): 1747159820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8914079, 17828158, 35656316, 44570395, 62398553, 89140790, 124797106, 178281580, 249594212, 311992765, 623985530, 1247971060]

約数ペア:

[(1, 1247971060), (2, 623985530), (4, 311992765), (5, 249594212), (7, 178281580), (10, 124797106), (14, 89140790), (20, 62398553), (28, 44570395), (35, 35656316), (70, 17828158), (140, 8914079)]