64327220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{110909}}^1$

素因数の和:110947

約数の個数: 24

約数和(自身を含む): 139746600

約数和(自身を除く): 75419380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 110909, 221818, 443636, 554545, 1109090, 2218180, 3216361, 6432722, 12865444, 16081805, 32163610, 64327220]

約数ペア:

[(1, 64327220), (2, 32163610), (4, 16081805), (5, 12865444), (10, 6432722), (20, 3216361), (29, 2218180), (58, 1109090), (116, 554545), (145, 443636), (290, 221818), (580, 110909)]