78827820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1313797}}^1$

素因数の和:1313809

約数の個数: 24

約数和(自身を含む): 220718064

約数和(自身を除く): 141890244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1313797, 2627594, 3941391, 5255188, 6568985, 7882782, 13137970, 15765564, 19706955, 26275940, 39413910, 78827820]

約数ペア:

[(1, 78827820), (2, 39413910), (3, 26275940), (4, 19706955), (5, 15765564), (6, 13137970), (10, 7882782), (12, 6568985), (15, 5255188), (20, 3941391), (30, 2627594), (60, 1313797)]