15879427220

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6251743}}^1$

素因数の和:6251879

約数の個数: 24

約数和(自身を含む): 33609375744

約数和(自身を除く): 17729948524

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 6251743, 12503486, 25006972, 31258715, 62517430, 125034860, 793971361, 1587942722, 3175885444, 3969856805, 7939713610, 15879427220]

約数ペア:

[(1, 15879427220), (2, 7939713610), (4, 3969856805), (5, 3175885444), (10, 1587942722), (20, 793971361), (127, 125034860), (254, 62517430), (508, 31258715), (635, 25006972), (1270, 12503486), (2540, 6251743)]