61168340

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{22003}}^1$

素因数の和:22151

約数の個数: 24

約数和(自身を含む): 129383520

約数和(自身を除く): 68215180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 22003, 44006, 88012, 110015, 220030, 440060, 3058417, 6116834, 12233668, 15292085, 30584170, 61168340]

約数ペア:

[(1, 61168340), (2, 30584170), (4, 15292085), (5, 12233668), (10, 6116834), (20, 3058417), (139, 440060), (278, 220030), (556, 110015), (695, 88012), (1390, 44006), (2780, 22003)]