6720028

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2243}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 13571712

約数和(自身を除く): 6851684

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2243, 2996, 4486, 8972, 15701, 31402, 62804, 240001, 480002, 960004, 1680007, 3360014, 6720028]

約数ペア:

[(1, 6720028), (2, 3360014), (4, 1680007), (7, 960004), (14, 480002), (28, 240001), (107, 62804), (214, 31402), (428, 15701), (749, 8972), (1498, 4486), (2243, 2996)]