6560020

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1361}}^1$

素因数の和:1611

約数の個数: 24

約数和(自身を含む): 13843368

約数和(自身を除く): 7283348

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 1361, 2410, 2722, 4820, 5444, 6805, 13610, 27220, 328001, 656002, 1312004, 1640005, 3280010, 6560020]

約数ペア:

[(1, 6560020), (2, 3280010), (4, 1640005), (5, 1312004), (10, 656002), (20, 328001), (241, 27220), (482, 13610), (964, 6805), (1205, 5444), (1361, 4820), (2410, 2722)]