10780455020

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2147501}}^1$

素因数の和:2147761

約数の個数: 24

約数和(自身を含む): 22729161168

約数和(自身を除く): 11948706148

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 2147501, 4295002, 8590004, 10737505, 21475010, 42950020, 539022751, 1078045502, 2156091004, 2695113755, 5390227510, 10780455020]

約数ペア:

[(1, 10780455020), (2, 5390227510), (4, 2695113755), (5, 2156091004), (10, 1078045502), (20, 539022751), (251, 42950020), (502, 21475010), (1004, 10737505), (1255, 8590004), (2510, 4295002), (5020, 2147501)]