49554618440

素因数分解:

$2^3\times 5^1\times {\mathrm{1238865461}}^1$

素因数の和:1238865472

約数の個数: 16

約数和(自身を含む): 111497891580

約数和(自身を除く): 61943273140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1238865461, 2477730922, 4955461844, 6194327305, 9910923688, 12388654610, 24777309220, 49554618440]

約数ペア:

[(1, 49554618440), (2, 24777309220), (4, 12388654610), (5, 9910923688), (8, 6194327305), (10, 4955461844), (20, 2477730922), (40, 1238865461)]