20160474520

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6379897}}^1$

素因数の和:6379987

約数の個数: 32

約数和(自身を含む): 45935265600

約数和(自身を除く): 25774791080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 6379897, 12759794, 25519588, 31899485, 51039176, 63798970, 127597940, 255195880, 504011863, 1008023726, 2016047452, 2520059315, 4032094904, 5040118630, 10080237260, 20160474520]

約数ペア:

[(1, 20160474520), (2, 10080237260), (4, 5040118630), (5, 4032094904), (8, 2520059315), (10, 2016047452), (20, 1008023726), (40, 504011863), (79, 255195880), (158, 127597940), (316, 63798970), (395, 51039176), (632, 31899485), (790, 25519588), (1580, 12759794), (3160, 6379897)]