20180959820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7586827}}^1$

素因数の和:7586862

約数の個数: 48

約数和(自身を含む): 50983484160

約数和(自身を除く): 30802524340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 7586827, 15173654, 30347308, 37934135, 53107789, 75868270, 106215578, 144149713, 151736540, 212431156, 265538945, 288299426, 531077890, 576598852, 720748565, 1009047991, 1062155780, 1441497130, 2018095982, 2882994260, 4036191964, 5045239955, 10090479910, 20180959820]

約数ペア:

[(1, 20180959820), (2, 10090479910), (4, 5045239955), (5, 4036191964), (7, 2882994260), (10, 2018095982), (14, 1441497130), (19, 1062155780), (20, 1009047991), (28, 720748565), (35, 576598852), (38, 531077890), (70, 288299426), (76, 265538945), (95, 212431156), (133, 151736540), (140, 144149713), (190, 106215578), (266, 75868270), (380, 53107789), (532, 37934135), (665, 30347308), (1330, 15173654), (2660, 7586827)]