20131762280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71899151}}^1$

素因数の和:71899169

約数の個数: 32

約数和(自身を含む): 51767389440

約数和(自身を除く): 31635627160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 71899151, 143798302, 287596604, 359495755, 503294057, 575193208, 718991510, 1006588114, 1437983020, 2013176228, 2516470285, 2875966040, 4026352456, 5032940570, 10065881140, 20131762280]

約数ペア:

[(1, 20131762280), (2, 10065881140), (4, 5032940570), (5, 4026352456), (7, 2875966040), (8, 2516470285), (10, 2013176228), (14, 1437983020), (20, 1006588114), (28, 718991510), (35, 575193208), (40, 503294057), (56, 359495755), (70, 287596604), (140, 143798302), (280, 71899151)]