102912762020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{47207689}}^1$

素因数の和:47207807

約数の個数: 24

約数和(自身を含む): 218099527800

約数和(自身を除く): 115186765780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 47207689, 94415378, 188830756, 236038445, 472076890, 944153780, 5145638101, 10291276202, 20582552404, 25728190505, 51456381010, 102912762020]

約数ペア:

[(1, 102912762020), (2, 51456381010), (4, 25728190505), (5, 20582552404), (10, 10291276202), (20, 5145638101), (109, 944153780), (218, 472076890), (436, 236038445), (545, 188830756), (1090, 94415378), (2180, 47207689)]