20349531220

素因数分解:

$2^2\times 5^1\times {\mathrm{3851}}^1\times {\mathrm{264211}}^1$

素因数の和:268071

約数の個数: 24

約数和(自身を含む): 42745274208

約数和(自身を除く): 22395742988

約数列:

[1, 2, 4, 5, 10, 20, 3851, 7702, 15404, 19255, 38510, 77020, 264211, 528422, 1056844, 1321055, 2642110, 5284220, 1017476561, 2034953122, 4069906244, 5087382805, 10174765610, 20349531220]

約数ペア:

[(1, 20349531220), (2, 10174765610), (4, 5087382805), (5, 4069906244), (10, 2034953122), (20, 1017476561), (3851, 5284220), (7702, 2642110), (15404, 1321055), (19255, 1056844), (38510, 528422), (77020, 264211)]