2018054820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{241973}}^1$

素因数の和:242124

約数の個数: 48

約数和(自身を含む): 5691228480

約数和(自身を除く): 3673173660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 241973, 483946, 725919, 967892, 1209865, 1451838, 2419730, 2903676, 3629595, 4839460, 7259190, 14518380, 33634247, 67268494, 100902741, 134536988, 168171235, 201805482, 336342470, 403610964, 504513705, 672684940, 1009027410, 2018054820]

約数ペア:

[(1, 2018054820), (2, 1009027410), (3, 672684940), (4, 504513705), (5, 403610964), (6, 336342470), (10, 201805482), (12, 168171235), (15, 134536988), (20, 100902741), (30, 67268494), (60, 33634247), (139, 14518380), (278, 7259190), (417, 4839460), (556, 3629595), (695, 2903676), (834, 2419730), (1390, 1451838), (1668, 1209865), (2085, 967892), (2780, 725919), (4170, 483946), (8340, 241973)]