1284234020

素因数分解:

$2^2\times 5^1\times {\mathrm{967}}^1\times {\mathrm{66403}}^1$

素因数の和:67379

約数の個数: 24

約数和(自身を含む): 2699721024

約数和(自身を除く): 1415487004

約数列:

[1, 2, 4, 5, 10, 20, 967, 1934, 3868, 4835, 9670, 19340, 66403, 132806, 265612, 332015, 664030, 1328060, 64211701, 128423402, 256846804, 321058505, 642117010, 1284234020]

約数ペア:

[(1, 1284234020), (2, 642117010), (4, 321058505), (5, 256846804), (10, 128423402), (20, 64211701), (967, 1328060), (1934, 664030), (3868, 332015), (4835, 265612), (9670, 132806), (19340, 66403)]